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reactos/dll/win32/comctl32/taskdialog.c
Justin Miller 0707475f69
[COMCTL32][MEDIA] Sync comctl32 to wine 5.0 (#6789) 
For SOME reason comctl32 has been synched manually multiple times to different versions and different pots
This PR aims to fix that

With the exception of button.c which all in all is a massive fork over wines code entirely.
and datetime.c which is at wine 6.0

Comctl32 is now at wine-5.0
2024-09-03 21:54:05 -07:00

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/*
* Task dialog control
*
* Copyright 2017 Fabian Maurer
* Copyright 2018 Zhiyi Zhang
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "commctrl.h"
#include "winerror.h"
#include "comctl32.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(taskdialog);
static const UINT DIALOG_MIN_WIDTH = 240;
static const UINT DIALOG_SPACING = 5;
static const UINT DIALOG_BUTTON_WIDTH = 50;
static const UINT DIALOG_BUTTON_HEIGHT = 14;
static const UINT DIALOG_EXPANDO_ICON_WIDTH = 10;
static const UINT DIALOG_EXPANDO_ICON_HEIGHT = 10;
static const UINT DIALOG_TIMER_MS = 200;
static const UINT ID_TIMER = 1;
struct taskdialog_info
{
HWND hwnd;
const TASKDIALOGCONFIG *taskconfig;
DWORD last_timer_tick;
HFONT font;
HFONT main_instruction_font;
/* Control handles */
HWND main_icon;
HWND main_instruction;
HWND content;
HWND progress_bar;
HWND *radio_buttons;
INT radio_button_count;
HWND *command_links;
INT command_link_count;
HWND expanded_info;
HWND expando_button;
HWND verification_box;
HWND footer_icon;
HWND footer_text;
HWND *buttons;
INT button_count;
HWND default_button;
/* Dialog metrics */
struct
{
LONG x_baseunit;
LONG y_baseunit;
LONG h_spacing;
LONG v_spacing;
} m;
INT selected_radio_id;
BOOL verification_checked;
BOOL expanded;
BOOL has_cancel;
WCHAR *expanded_text;
WCHAR *collapsed_text;
};
struct button_layout_info
{
LONG width;
LONG line;
};
static HRESULT taskdialog_notify(struct taskdialog_info *dialog_info, UINT notification, WPARAM wparam, LPARAM lparam);
static void taskdialog_on_button_click(struct taskdialog_info *dialog_info, HWND hwnd, WORD id);
static void taskdialog_layout(struct taskdialog_info *dialog_info);
static void taskdialog_du_to_px(struct taskdialog_info *dialog_info, LONG *width, LONG *height)
{
if (width) *width = MulDiv(*width, dialog_info->m.x_baseunit, 4);
if (height) *height = MulDiv(*height, dialog_info->m.y_baseunit, 8);
}
static void template_write_data(char **ptr, const void *src, unsigned int size)
{
memcpy(*ptr, src, size);
*ptr += size;
}
static unsigned int taskdialog_get_reference_rect(const TASKDIALOGCONFIG *taskconfig, RECT *ret)
{
HMONITOR monitor = MonitorFromWindow(taskconfig->hwndParent ? taskconfig->hwndParent : GetActiveWindow(),
MONITOR_DEFAULTTOPRIMARY);
MONITORINFO info;
info.cbSize = sizeof(info);
GetMonitorInfoW(monitor, &info);
if ((taskconfig->dwFlags & TDF_POSITION_RELATIVE_TO_WINDOW) && taskconfig->hwndParent)
GetWindowRect(taskconfig->hwndParent, ret);
else
*ret = info.rcWork;
return info.rcWork.right - info.rcWork.left;
}
static WCHAR *taskdialog_get_exe_name(WCHAR *name, DWORD length)
{
DWORD len = GetModuleFileNameW(NULL, name, length);
if (len && len < length)
{
WCHAR *p;
if ((p = wcsrchr(name, '/'))) name = p + 1;
if ((p = wcsrchr(name, '\\'))) name = p + 1;
return name;
}
else
return NULL;
}
static DLGTEMPLATE *create_taskdialog_template(const TASKDIALOGCONFIG *taskconfig)
{
unsigned int size, title_size;
static const WORD fontsize = 0x7fff;
static const WCHAR emptyW[] = { 0 };
const WCHAR *titleW = NULL;
DLGTEMPLATE *template;
WCHAR pathW[MAX_PATH];
char *ptr;
/* Window title */
if (!taskconfig->pszWindowTitle)
titleW = taskdialog_get_exe_name(pathW, ARRAY_SIZE(pathW));
else if (IS_INTRESOURCE(taskconfig->pszWindowTitle))
{
if (!LoadStringW(taskconfig->hInstance, LOWORD(taskconfig->pszWindowTitle), (WCHAR *)&titleW, 0))
titleW = taskdialog_get_exe_name(pathW, ARRAY_SIZE(pathW));
}
else
titleW = taskconfig->pszWindowTitle;
if (!titleW)
titleW = emptyW;
title_size = (lstrlenW(titleW) + 1) * sizeof(WCHAR);
size = sizeof(DLGTEMPLATE) + 2 * sizeof(WORD);
size += title_size;
size += 2; /* font size */
template = Alloc(size);
if (!template) return NULL;
template->style = DS_MODALFRAME | DS_SETFONT | WS_CAPTION | WS_VISIBLE | WS_SYSMENU;
if (taskconfig->dwFlags & TDF_CAN_BE_MINIMIZED) template->style |= WS_MINIMIZEBOX;
if (!(taskconfig->dwFlags & TDF_NO_SET_FOREGROUND)) template->style |= DS_SETFOREGROUND;
if (taskconfig->dwFlags & TDF_RTL_LAYOUT) template->dwExtendedStyle = WS_EX_LAYOUTRTL | WS_EX_RIGHT | WS_EX_RTLREADING;
ptr = (char *)(template + 1);
ptr += 2; /* menu */
ptr += 2; /* class */
template_write_data(&ptr, titleW, title_size);
template_write_data(&ptr, &fontsize, sizeof(fontsize));
return template;
}
static HWND taskdialog_find_button(HWND *buttons, INT count, INT id)
{
INT button_id;
INT i;
for (i = 0; i < count; i++)
{
button_id = GetWindowLongW(buttons[i], GWLP_ID);
if (button_id == id) return buttons[i];
}
return NULL;
}
static void taskdialog_enable_button(const struct taskdialog_info *dialog_info, INT id, BOOL enable)
{
HWND hwnd = taskdialog_find_button(dialog_info->command_links, dialog_info->command_link_count, id);
if (!hwnd) hwnd = taskdialog_find_button(dialog_info->buttons, dialog_info->button_count, id);
if (hwnd) EnableWindow(hwnd, enable);
}
static void taskdialog_click_button(struct taskdialog_info *dialog_info, INT id)
{
if (taskdialog_notify(dialog_info, TDN_BUTTON_CLICKED, id, 0) == S_OK) EndDialog(dialog_info->hwnd, id);
}
static void taskdialog_button_set_shield(const struct taskdialog_info *dialog_info, INT id, BOOL elevate)
{
HWND hwnd = taskdialog_find_button(dialog_info->command_links, dialog_info->command_link_count, id);
if (!hwnd) hwnd = taskdialog_find_button(dialog_info->buttons, dialog_info->button_count, id);
if (hwnd) SendMessageW(hwnd, BCM_SETSHIELD, 0, elevate);
}
static void taskdialog_enable_radio_button(const struct taskdialog_info *dialog_info, INT id, BOOL enable)
{
HWND hwnd = taskdialog_find_button(dialog_info->radio_buttons, dialog_info->radio_button_count, id);
if (hwnd) EnableWindow(hwnd, enable);
}
static void taskdialog_click_radio_button(const struct taskdialog_info *dialog_info, INT id)
{
HWND hwnd = taskdialog_find_button(dialog_info->radio_buttons, dialog_info->radio_button_count, id);
if (hwnd) SendMessageW(hwnd, BM_CLICK, 0, 0);
}
static HRESULT taskdialog_notify(struct taskdialog_info *dialog_info, UINT notification, WPARAM wparam, LPARAM lparam)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
return taskconfig->pfCallback
? taskconfig->pfCallback(dialog_info->hwnd, notification, wparam, lparam, taskconfig->lpCallbackData)
: S_OK;
}
static void taskdialog_move_controls_vertically(HWND parent, HWND *controls, INT count, INT offset)
{
RECT rect;
POINT pt;
INT i;
for (i = 0; i < count; i++)
{
if (!controls[i]) continue;
GetWindowRect(controls[i], &rect);
pt.x = rect.left;
pt.y = rect.top;
MapWindowPoints(HWND_DESKTOP, parent, &pt, 1);
SetWindowPos(controls[i], 0, pt.x, pt.y + offset, 0, 0, SWP_NOSIZE | SWP_NOZORDER);
}
}
static void taskdialog_toggle_expando_control(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
const WCHAR *text;
RECT info_rect, rect;
INT height, offset;
dialog_info->expanded = !dialog_info->expanded;
text = dialog_info->expanded ? dialog_info->expanded_text : dialog_info->collapsed_text;
SendMessageW(dialog_info->expando_button, WM_SETTEXT, 0, (LPARAM)text);
ShowWindow(dialog_info->expanded_info, dialog_info->expanded ? SW_SHOWDEFAULT : SW_HIDE);
GetWindowRect(dialog_info->expanded_info, &info_rect);
/* If expanded information starts up not expanded, call taskdialog_layout()
* to to set size for expanded information control at least once */
if (IsRectEmpty(&info_rect))
{
taskdialog_layout(dialog_info);
return;
}
height = info_rect.bottom - info_rect.top + dialog_info->m.v_spacing;
offset = dialog_info->expanded ? height : -height;
/* Update vertical layout, move all controls after expanded information */
/* Move dialog */
GetWindowRect(dialog_info->hwnd, &rect);
SetWindowPos(dialog_info->hwnd, 0, 0, 0, rect.right - rect.left, rect.bottom - rect.top + offset,
SWP_NOMOVE | SWP_NOZORDER);
/* Move controls */
if (!(taskconfig->dwFlags & TDF_EXPAND_FOOTER_AREA))
{
taskdialog_move_controls_vertically(dialog_info->hwnd, &dialog_info->progress_bar, 1, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, &dialog_info->expando_button, 1, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, &dialog_info->verification_box, 1, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, &dialog_info->footer_icon, 1, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, &dialog_info->footer_text, 1, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, dialog_info->buttons, dialog_info->button_count, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, dialog_info->radio_buttons,
dialog_info->radio_button_count, offset);
taskdialog_move_controls_vertically(dialog_info->hwnd, dialog_info->command_links,
dialog_info->command_link_count, offset);
}
}
static void taskdialog_on_button_click(struct taskdialog_info *dialog_info, HWND hwnd, WORD id)
{
INT command_id;
HWND button, radio_button;
/* Prefer the id from hwnd because the id from WM_COMMAND is truncated to WORD */
command_id = hwnd ? GetWindowLongW(hwnd, GWLP_ID) : id;
if (hwnd && hwnd == dialog_info->expando_button)
{
taskdialog_toggle_expando_control(dialog_info);
taskdialog_notify(dialog_info, TDN_EXPANDO_BUTTON_CLICKED, dialog_info->expanded, 0);
return;
}
if (hwnd && hwnd == dialog_info->verification_box)
{
dialog_info->verification_checked = !dialog_info->verification_checked;
taskdialog_notify(dialog_info, TDN_VERIFICATION_CLICKED, dialog_info->verification_checked, 0);
return;
}
radio_button = taskdialog_find_button(dialog_info->radio_buttons, dialog_info->radio_button_count, command_id);
if (radio_button)
{
dialog_info->selected_radio_id = command_id;
taskdialog_notify(dialog_info, TDN_RADIO_BUTTON_CLICKED, command_id, 0);
return;
}
button = taskdialog_find_button(dialog_info->command_links, dialog_info->command_link_count, command_id);
if (!button) button = taskdialog_find_button(dialog_info->buttons, dialog_info->button_count, command_id);
if (!button && command_id == IDOK)
{
button = dialog_info->command_link_count > 0 ? dialog_info->command_links[0] : dialog_info->buttons[0];
command_id = GetWindowLongW(button, GWLP_ID);
}
if (button && taskdialog_notify(dialog_info, TDN_BUTTON_CLICKED, command_id, 0) == S_OK)
EndDialog(dialog_info->hwnd, command_id);
}
static WCHAR *taskdialog_gettext(struct taskdialog_info *dialog_info, BOOL user_resource, const WCHAR *text)
{
const WCHAR *textW = NULL;
INT length;
WCHAR *ret;
if (IS_INTRESOURCE(text))
{
if (!(length = LoadStringW(user_resource ? dialog_info->taskconfig->hInstance : COMCTL32_hModule,
(UINT_PTR)text, (WCHAR *)&textW, 0)))
return NULL;
}
else
{
textW = text;
length = lstrlenW(textW);
}
ret = Alloc((length + 1) * sizeof(WCHAR));
if (ret) memcpy(ret, textW, length * sizeof(WCHAR));
return ret;
}
static BOOL taskdialog_hyperlink_enabled(struct taskdialog_info *dialog_info)
{
return dialog_info->taskconfig->dwFlags & TDF_ENABLE_HYPERLINKS;
}
static BOOL taskdialog_use_command_link(struct taskdialog_info *dialog_info)
{
return dialog_info->taskconfig->dwFlags & (TDF_USE_COMMAND_LINKS | TDF_USE_COMMAND_LINKS_NO_ICON);
}
static void taskdialog_get_label_size(struct taskdialog_info *dialog_info, HWND hwnd, LONG max_width, SIZE *size,
BOOL syslink)
{
DWORD style = DT_EXPANDTABS | DT_CALCRECT | DT_WORDBREAK;
HFONT hfont, old_hfont;
HDC hdc;
RECT rect = {0};
WCHAR *text;
INT text_length;
if (syslink)
{
SendMessageW(hwnd, LM_GETIDEALSIZE, max_width, (LPARAM)size);
return;
}
if (dialog_info->taskconfig->dwFlags & TDF_RTL_LAYOUT)
style |= DT_RIGHT | DT_RTLREADING;
else
style |= DT_LEFT;
hfont = (HFONT)SendMessageW(hwnd, WM_GETFONT, 0, 0);
text_length = GetWindowTextLengthW(hwnd);
text = Alloc((text_length + 1) * sizeof(WCHAR));
if (!text)
{
size->cx = 0;
size->cy = 0;
return;
}
GetWindowTextW(hwnd, text, text_length + 1);
hdc = GetDC(hwnd);
old_hfont = SelectObject(hdc, hfont);
rect.right = max_width;
size->cy = DrawTextW(hdc, text, text_length, &rect, style);
size->cx = min(max_width, rect.right - rect.left);
if (old_hfont) SelectObject(hdc, old_hfont);
ReleaseDC(hwnd, hdc);
Free(text);
}
static void taskdialog_get_button_size(HWND hwnd, LONG max_width, SIZE *size)
{
size->cx = max_width;
size->cy = 0;
SendMessageW(hwnd, BCM_GETIDEALSIZE, 0, (LPARAM)size);
}
static void taskdialog_get_expando_size(struct taskdialog_info *dialog_info, HWND hwnd, SIZE *size)
{
DWORD style = DT_EXPANDTABS | DT_CALCRECT | DT_WORDBREAK;
HFONT hfont, old_hfont;
HDC hdc;
RECT rect = {0};
LONG icon_width, icon_height, text_offset;
LONG max_width, max_text_height;
hdc = GetDC(hwnd);
hfont = (HFONT)SendMessageW(hwnd, WM_GETFONT, 0, 0);
old_hfont = SelectObject(hdc, hfont);
icon_width = DIALOG_EXPANDO_ICON_WIDTH;
icon_height = DIALOG_EXPANDO_ICON_HEIGHT;
taskdialog_du_to_px(dialog_info, &icon_width, &icon_height);
GetCharWidthW(hdc, '0', '0', &text_offset);
text_offset /= 2;
if (dialog_info->taskconfig->dwFlags & TDF_RTL_LAYOUT)
style |= DT_RIGHT | DT_RTLREADING;
else
style |= DT_LEFT;
max_width = DIALOG_MIN_WIDTH / 2;
taskdialog_du_to_px(dialog_info, &max_width, NULL);
rect.right = max_width - icon_width - text_offset;
max_text_height = DrawTextW(hdc, dialog_info->expanded_text, -1, &rect, style);
size->cy = max(max_text_height, icon_height);
size->cx = rect.right - rect.left;
rect.right = max_width - icon_width - text_offset;
max_text_height = DrawTextW(hdc, dialog_info->collapsed_text, -1, &rect, style);
size->cy = max(size->cy, max_text_height);
size->cx = max(size->cx, rect.right - rect.left);
size->cx = min(size->cx, max_width);
if (old_hfont) SelectObject(hdc, old_hfont);
ReleaseDC(hwnd, hdc);
}
static ULONG_PTR taskdialog_get_standard_icon(LPCWSTR icon)
{
if (icon == TD_WARNING_ICON)
return IDI_WARNING;
else if (icon == TD_ERROR_ICON)
return IDI_ERROR;
else if (icon == TD_INFORMATION_ICON)
return IDI_INFORMATION;
else if (icon == TD_SHIELD_ICON)
return IDI_SHIELD;
else
return (ULONG_PTR)icon;
}
static void taskdialog_set_icon(struct taskdialog_info *dialog_info, INT element, HICON icon)
{
DWORD flags = dialog_info->taskconfig->dwFlags;
INT cx = 0, cy = 0;
HICON hicon;
if (!icon) return;
if (((flags & TDF_USE_HICON_MAIN) && element == TDIE_ICON_MAIN)
|| ((flags & TDF_USE_HICON_FOOTER) && element == TDIE_ICON_FOOTER))
hicon = icon;
else
{
if (element == TDIE_ICON_FOOTER)
{
cx = GetSystemMetrics(SM_CXSMICON);
cy = GetSystemMetrics(SM_CYSMICON);
}
hicon = LoadImageW(dialog_info->taskconfig->hInstance, (LPCWSTR)icon, IMAGE_ICON, cx, cy, LR_SHARED | LR_DEFAULTSIZE);
if (!hicon)
hicon = LoadImageW(NULL, (LPCWSTR)taskdialog_get_standard_icon((LPCWSTR)icon), IMAGE_ICON, cx, cy,
LR_SHARED | LR_DEFAULTSIZE);
}
if (!hicon) return;
if (element == TDIE_ICON_MAIN)
{
SendMessageW(dialog_info->hwnd, WM_SETICON, (WPARAM)ICON_BIG, (LPARAM)hicon);
SendMessageW(dialog_info->main_icon, STM_SETICON, (WPARAM)hicon, 0);
}
else if (element == TDIE_ICON_FOOTER)
SendMessageW(dialog_info->footer_icon, STM_SETICON, (WPARAM)hicon, 0);
}
static void taskdialog_set_element_text(struct taskdialog_info *dialog_info, TASKDIALOG_ELEMENTS element,
const WCHAR *text)
{
HWND hwnd = NULL;
WCHAR *textW;
if (element == TDE_CONTENT)
hwnd = dialog_info->content;
else if (element == TDE_EXPANDED_INFORMATION)
hwnd = dialog_info->expanded_info;
else if (element == TDE_FOOTER)
hwnd = dialog_info->footer_text;
else if (element == TDE_MAIN_INSTRUCTION)
hwnd = dialog_info->main_instruction;
if (!hwnd) return;
textW = taskdialog_gettext(dialog_info, TRUE, text);
SendMessageW(hwnd, WM_SETTEXT, 0, (LPARAM)textW);
Free(textW);
}
static void taskdialog_check_default_radio_buttons(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
HWND default_button;
if (!dialog_info->radio_button_count) return;
default_button = taskdialog_find_button(dialog_info->radio_buttons, dialog_info->radio_button_count,
taskconfig->nDefaultRadioButton);
if (!default_button && !(taskconfig->dwFlags & TDF_NO_DEFAULT_RADIO_BUTTON))
default_button = dialog_info->radio_buttons[0];
if (default_button)
{
SendMessageW(default_button, BM_SETCHECK, BST_CHECKED, 0);
taskdialog_on_button_click(dialog_info, default_button, 0);
}
}
static void taskdialog_add_main_icon(struct taskdialog_info *dialog_info)
{
if (!dialog_info->taskconfig->u.hMainIcon) return;
dialog_info->main_icon =
CreateWindowW(WC_STATICW, NULL, WS_CHILD | WS_VISIBLE | SS_ICON, 0, 0, 0, 0, dialog_info->hwnd, NULL, 0, NULL);
taskdialog_set_icon(dialog_info, TDIE_ICON_MAIN, dialog_info->taskconfig->u.hMainIcon);
}
static HWND taskdialog_create_label(struct taskdialog_info *dialog_info, const WCHAR *text, HFONT font, BOOL syslink)
{
WCHAR *textW;
HWND hwnd;
const WCHAR *class;
DWORD style = WS_CHILD | WS_VISIBLE;
if (!text) return NULL;
class = syslink ? WC_LINK : WC_STATICW;
if (syslink) style |= WS_TABSTOP;
textW = taskdialog_gettext(dialog_info, TRUE, text);
hwnd = CreateWindowW(class, textW, style, 0, 0, 0, 0, dialog_info->hwnd, NULL, 0, NULL);
Free(textW);
SendMessageW(hwnd, WM_SETFONT, (WPARAM)font, 0);
return hwnd;
}
static void taskdialog_add_main_instruction(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
NONCLIENTMETRICSW ncm;
if (!taskconfig->pszMainInstruction) return;
ncm.cbSize = sizeof(ncm);
SystemParametersInfoW(SPI_GETNONCLIENTMETRICS, ncm.cbSize, &ncm, 0);
/* 1.25 times the height */
ncm.lfMessageFont.lfHeight = ncm.lfMessageFont.lfHeight * 5 / 4;
ncm.lfMessageFont.lfWeight = FW_BOLD;
dialog_info->main_instruction_font = CreateFontIndirectW(&ncm.lfMessageFont);
dialog_info->main_instruction =
taskdialog_create_label(dialog_info, taskconfig->pszMainInstruction, dialog_info->main_instruction_font, FALSE);
}
static void taskdialog_add_content(struct taskdialog_info *dialog_info)
{
dialog_info->content = taskdialog_create_label(dialog_info, dialog_info->taskconfig->pszContent, dialog_info->font,
taskdialog_hyperlink_enabled(dialog_info));
}
static void taskdialog_add_progress_bar(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
DWORD style = PBS_SMOOTH | PBS_SMOOTHREVERSE | WS_CHILD | WS_VISIBLE;
if (!(taskconfig->dwFlags & (TDF_SHOW_PROGRESS_BAR | TDF_SHOW_MARQUEE_PROGRESS_BAR))) return;
if (taskconfig->dwFlags & TDF_SHOW_MARQUEE_PROGRESS_BAR) style |= PBS_MARQUEE;
dialog_info->progress_bar =
CreateWindowW(PROGRESS_CLASSW, NULL, style, 0, 0, 0, 0, dialog_info->hwnd, NULL, 0, NULL);
}
static void taskdialog_add_radio_buttons(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
static const DWORD style = BS_AUTORADIOBUTTON | BS_MULTILINE | BS_TOP | WS_CHILD | WS_VISIBLE | WS_TABSTOP;
WCHAR *textW;
INT i;
if (!taskconfig->cRadioButtons || !taskconfig->pRadioButtons) return;
dialog_info->radio_buttons = Alloc(taskconfig->cRadioButtons * sizeof(*dialog_info->radio_buttons));
if (!dialog_info->radio_buttons) return;
dialog_info->radio_button_count = taskconfig->cRadioButtons;
for (i = 0; i < dialog_info->radio_button_count; i++)
{
textW = taskdialog_gettext(dialog_info, TRUE, taskconfig->pRadioButtons[i].pszButtonText);
dialog_info->radio_buttons[i] =
CreateWindowW(WC_BUTTONW, textW, i == 0 ? style | WS_GROUP : style, 0, 0, 0, 0, dialog_info->hwnd,
LongToHandle(taskconfig->pRadioButtons[i].nButtonID), 0, NULL);
SendMessageW(dialog_info->radio_buttons[i], WM_SETFONT, (WPARAM)dialog_info->font, 0);
Free(textW);
}
}
static void taskdialog_add_command_links(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
DWORD default_style = BS_MULTILINE | BS_LEFT | BS_TOP | WS_CHILD | WS_VISIBLE | WS_TABSTOP, style;
BOOL is_default;
WCHAR *textW;
INT i;
if (!taskconfig->cButtons || !taskconfig->pButtons || !taskdialog_use_command_link(dialog_info)) return;
dialog_info->command_links = Alloc(taskconfig->cButtons * sizeof(*dialog_info->command_links));
if (!dialog_info->command_links) return;
dialog_info->command_link_count = taskconfig->cButtons;
for (i = 0; i < dialog_info->command_link_count; i++)
{
is_default = taskconfig->pButtons[i].nButtonID == taskconfig->nDefaultButton;
style = is_default ? default_style | BS_DEFCOMMANDLINK : default_style | BS_COMMANDLINK;
textW = taskdialog_gettext(dialog_info, TRUE, taskconfig->pButtons[i].pszButtonText);
dialog_info->command_links[i] = CreateWindowW(WC_BUTTONW, textW, style, 0, 0, 0, 0, dialog_info->hwnd,
LongToHandle(taskconfig->pButtons[i].nButtonID), 0, NULL);
SendMessageW(dialog_info->command_links[i], WM_SETFONT, (WPARAM)dialog_info->font, 0);
Free(textW);
if (is_default && !dialog_info->default_button) dialog_info->default_button = dialog_info->command_links[i];
}
}
static void taskdialog_add_expanded_info(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
if (!taskconfig->pszExpandedInformation) return;
dialog_info->expanded = taskconfig->dwFlags & TDF_EXPANDED_BY_DEFAULT;
dialog_info->expanded_info = taskdialog_create_label(dialog_info, taskconfig->pszExpandedInformation,
dialog_info->font, taskdialog_hyperlink_enabled(dialog_info));
ShowWindow(dialog_info->expanded_info, dialog_info->expanded ? SW_SHOWDEFAULT : SW_HIDE);
}
static void taskdialog_add_expando_button(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
const WCHAR *textW;
if (!taskconfig->pszExpandedInformation) return;
if (!taskconfig->pszCollapsedControlText && !taskconfig->pszExpandedControlText)
{
dialog_info->expanded_text = taskdialog_gettext(dialog_info, FALSE, MAKEINTRESOURCEW(IDS_TD_EXPANDED));
dialog_info->collapsed_text = taskdialog_gettext(dialog_info, FALSE, MAKEINTRESOURCEW(IDS_TD_COLLAPSED));
}
else
{
textW = taskconfig->pszExpandedControlText ? taskconfig->pszExpandedControlText
: taskconfig->pszCollapsedControlText;
dialog_info->expanded_text = taskdialog_gettext(dialog_info, TRUE, textW);
textW = taskconfig->pszCollapsedControlText ? taskconfig->pszCollapsedControlText
: taskconfig->pszExpandedControlText;
dialog_info->collapsed_text = taskdialog_gettext(dialog_info, TRUE, textW);
}
textW = dialog_info->expanded ? dialog_info->expanded_text : dialog_info->collapsed_text;
dialog_info->expando_button = CreateWindowW(WC_BUTTONW, textW, WS_CHILD | WS_VISIBLE | WS_TABSTOP | BS_OWNERDRAW, 0,
0, 0, 0, dialog_info->hwnd, 0, 0, 0);
SendMessageW(dialog_info->expando_button, WM_SETFONT, (WPARAM)dialog_info->font, 0);
}
static void taskdialog_add_verification_box(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
static const DWORD style = BS_AUTOCHECKBOX | BS_MULTILINE | BS_LEFT | BS_TOP | WS_CHILD | WS_VISIBLE | WS_TABSTOP;
WCHAR *textW;
/* TDF_VERIFICATION_FLAG_CHECKED works even if pszVerificationText is not set */
if (taskconfig->dwFlags & TDF_VERIFICATION_FLAG_CHECKED) dialog_info->verification_checked = TRUE;
if (!taskconfig->pszVerificationText) return;
textW = taskdialog_gettext(dialog_info, TRUE, taskconfig->pszVerificationText);
dialog_info->verification_box = CreateWindowW(WC_BUTTONW, textW, style, 0, 0, 0, 0, dialog_info->hwnd, 0, 0, 0);
SendMessageW(dialog_info->verification_box, WM_SETFONT, (WPARAM)dialog_info->font, 0);
Free(textW);
if (taskconfig->dwFlags & TDF_VERIFICATION_FLAG_CHECKED)
SendMessageW(dialog_info->verification_box, BM_SETCHECK, BST_CHECKED, 0);
}
static void taskdialog_add_button(struct taskdialog_info *dialog_info, HWND *button, INT_PTR id, const WCHAR *text,
BOOL custom_button)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
WCHAR *textW;
textW = taskdialog_gettext(dialog_info, custom_button, text);
*button = CreateWindowW(WC_BUTTONW, textW, WS_CHILD | WS_VISIBLE | WS_TABSTOP, 0, 0, 0, 0, dialog_info->hwnd,
(HMENU)id, 0, NULL);
Free(textW);
SendMessageW(*button, WM_SETFONT, (WPARAM)dialog_info->font, 0);
if (id == taskconfig->nDefaultButton && !dialog_info->default_button) dialog_info->default_button = *button;
}
static void taskdialog_add_buttons(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
BOOL use_command_links = taskdialog_use_command_link(dialog_info);
DWORD flags = taskconfig->dwCommonButtons;
INT count, max_count;
/* Allocate enough memory for the custom and the default buttons. Maximum 6 default buttons possible. */
max_count = 6;
if (!use_command_links && taskconfig->cButtons && taskconfig->pButtons) max_count += taskconfig->cButtons;
dialog_info->buttons = Alloc(max_count * sizeof(*dialog_info->buttons));
if (!dialog_info->buttons) return;
for (count = 0; !use_command_links && count < taskconfig->cButtons; count++)
taskdialog_add_button(dialog_info, &dialog_info->buttons[count], taskconfig->pButtons[count].nButtonID,
taskconfig->pButtons[count].pszButtonText, TRUE);
#define TASKDIALOG_INIT_COMMON_BUTTON(id) \
do \
{ \
taskdialog_add_button(dialog_info, &dialog_info->buttons[count++], ID##id, MAKEINTRESOURCEW(IDS_BUTTON_##id), \
FALSE); \
} while (0)
if (flags & TDCBF_OK_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(OK);
if (flags & TDCBF_YES_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(YES);
if (flags & TDCBF_NO_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(NO);
if (flags & TDCBF_RETRY_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(RETRY);
if (flags & TDCBF_CANCEL_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(CANCEL);
if (flags & TDCBF_CLOSE_BUTTON) TASKDIALOG_INIT_COMMON_BUTTON(CLOSE);
if (!count && !dialog_info->command_link_count) TASKDIALOG_INIT_COMMON_BUTTON(OK);
#undef TASKDIALOG_INIT_COMMON_BUTTON
dialog_info->button_count = count;
}
static void taskdialog_add_footer_icon(struct taskdialog_info *dialog_info)
{
if (!dialog_info->taskconfig->u2.hFooterIcon) return;
dialog_info->footer_icon =
CreateWindowW(WC_STATICW, NULL, WS_CHILD | WS_VISIBLE | SS_ICON, 0, 0, 0, 0, dialog_info->hwnd, NULL, 0, 0);
taskdialog_set_icon(dialog_info, TDIE_ICON_FOOTER, dialog_info->taskconfig->u2.hFooterIcon);
}
static void taskdialog_add_footer_text(struct taskdialog_info *dialog_info)
{
dialog_info->footer_text = taskdialog_create_label(dialog_info, dialog_info->taskconfig->pszFooter,
dialog_info->font, taskdialog_hyperlink_enabled(dialog_info));
}
static LONG taskdialog_get_dialog_width(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
BOOL syslink = taskdialog_hyperlink_enabled(dialog_info);
LONG max_width, main_icon_width, screen_width;
RECT rect;
SIZE size;
screen_width = taskdialog_get_reference_rect(taskconfig, &rect);
if ((taskconfig->dwFlags & TDF_SIZE_TO_CONTENT) && !taskconfig->cxWidth)
{
max_width = DIALOG_MIN_WIDTH;
taskdialog_du_to_px(dialog_info, &max_width, NULL);
main_icon_width = dialog_info->m.h_spacing;
if (dialog_info->main_icon) main_icon_width += GetSystemMetrics(SM_CXICON);
if (dialog_info->content)
{
taskdialog_get_label_size(dialog_info, dialog_info->content, 0, &size, syslink);
max_width = max(max_width, size.cx + main_icon_width + dialog_info->m.h_spacing * 2);
}
}
else
{
max_width = max(taskconfig->cxWidth, DIALOG_MIN_WIDTH);
taskdialog_du_to_px(dialog_info, &max_width, NULL);
}
max_width = min(max_width, screen_width);
return max_width;
}
static void taskdialog_label_layout(struct taskdialog_info *dialog_info, HWND hwnd, INT start_x, LONG dialog_width,
LONG *dialog_height, BOOL syslink)
{
LONG x, y, max_width;
SIZE size;
if (!hwnd) return;
x = start_x + dialog_info->m.h_spacing;
y = *dialog_height + dialog_info->m.v_spacing;
max_width = dialog_width - x - dialog_info->m.h_spacing;
taskdialog_get_label_size(dialog_info, hwnd, max_width, &size, syslink);
SetWindowPos(hwnd, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
*dialog_height = y + size.cy;
}
static void taskdialog_layout(struct taskdialog_info *dialog_info)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
BOOL syslink = taskdialog_hyperlink_enabled(dialog_info);
static BOOL first_time = TRUE;
RECT ref_rect;
LONG dialog_width, dialog_height = 0;
LONG h_spacing, v_spacing;
LONG main_icon_right, main_icon_bottom;
LONG expando_right, expando_bottom;
struct button_layout_info *button_layout_infos;
LONG button_min_width, button_height;
LONG *line_widths, line_count, align;
LONG footer_icon_right, footer_icon_bottom;
LONG x, y;
SIZE size;
INT i;
taskdialog_get_reference_rect(dialog_info->taskconfig, &ref_rect);
dialog_width = taskdialog_get_dialog_width(dialog_info);
h_spacing = dialog_info->m.h_spacing;
v_spacing = dialog_info->m.v_spacing;
/* Main icon */
main_icon_right = 0;
main_icon_bottom = 0;
if (dialog_info->main_icon)
{
x = h_spacing;
y = dialog_height + v_spacing;
size.cx = GetSystemMetrics(SM_CXICON);
size.cy = GetSystemMetrics(SM_CYICON);
SetWindowPos(dialog_info->main_icon, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
main_icon_right = x + size.cx;
main_icon_bottom = y + size.cy;
}
/* Main instruction */
taskdialog_label_layout(dialog_info, dialog_info->main_instruction, main_icon_right, dialog_width, &dialog_height,
FALSE);
/* Content */
taskdialog_label_layout(dialog_info, dialog_info->content, main_icon_right, dialog_width, &dialog_height, syslink);
/* Expanded information */
if (!(taskconfig->dwFlags & TDF_EXPAND_FOOTER_AREA) && dialog_info->expanded)
taskdialog_label_layout(dialog_info, dialog_info->expanded_info, main_icon_right, dialog_width, &dialog_height,
syslink);
/* Progress bar */
if (dialog_info->progress_bar)
{
x = main_icon_right + h_spacing;
y = dialog_height + v_spacing;
size.cx = dialog_width - x - h_spacing;
size.cy = GetSystemMetrics(SM_CYVSCROLL);
SetWindowPos(dialog_info->progress_bar, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
dialog_height = y + size.cy;
}
/* Radio buttons */
for (i = 0; i < dialog_info->radio_button_count; i++)
{
x = main_icon_right + h_spacing;
y = dialog_height + v_spacing;
taskdialog_get_button_size(dialog_info->radio_buttons[i], dialog_width - x - h_spacing, &size);
size.cx = dialog_width - x - h_spacing;
SetWindowPos(dialog_info->radio_buttons[i], 0, x, y, size.cx, size.cy, SWP_NOZORDER);
dialog_height = y + size.cy;
}
/* Command links */
for (i = 0; i < dialog_info->command_link_count; i++)
{
x = main_icon_right + h_spacing;
y = dialog_height;
/* Only add spacing for the first command links. There is no vertical spacing between command links */
if (!i)
y += v_spacing;
taskdialog_get_button_size(dialog_info->command_links[i], dialog_width - x - h_spacing, &size);
size.cx = dialog_width - x - h_spacing;
/* Add spacing */
size.cy += 4;
SetWindowPos(dialog_info->command_links[i], 0, x, y, size.cx, size.cy, SWP_NOZORDER);
dialog_height = y + size.cy;
}
dialog_height = max(dialog_height, main_icon_bottom);
expando_right = 0;
expando_bottom = dialog_height;
/* Expando control */
if (dialog_info->expando_button)
{
x = h_spacing;
y = dialog_height + v_spacing;
taskdialog_get_expando_size(dialog_info, dialog_info->expando_button, &size);
SetWindowPos(dialog_info->expando_button, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
expando_right = x + size.cx;
expando_bottom = y + size.cy;
}
/* Verification box */
if (dialog_info->verification_box)
{
x = h_spacing;
y = expando_bottom + v_spacing;
size.cx = DIALOG_MIN_WIDTH / 2;
taskdialog_du_to_px(dialog_info, &size.cx, NULL);
taskdialog_get_button_size(dialog_info->verification_box, size.cx, &size);
SetWindowPos(dialog_info->verification_box, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
expando_right = max(expando_right, x + size.cx);
expando_bottom = y + size.cy;
}
/* Common and custom buttons */
button_layout_infos = Alloc(dialog_info->button_count * sizeof(*button_layout_infos));
line_widths = Alloc(dialog_info->button_count * sizeof(*line_widths));
button_min_width = DIALOG_BUTTON_WIDTH;
button_height = DIALOG_BUTTON_HEIGHT;
taskdialog_du_to_px(dialog_info, &button_min_width, &button_height);
for (i = 0; i < dialog_info->button_count; i++)
{
taskdialog_get_button_size(dialog_info->buttons[i], dialog_width - expando_right - h_spacing * 2, &size);
button_layout_infos[i].width = max(size.cx, button_min_width);
}
/* Separate buttons into lines */
x = expando_right + h_spacing;
for (i = 0, line_count = 0; i < dialog_info->button_count; i++)
{
button_layout_infos[i].line = line_count;
x += button_layout_infos[i].width + h_spacing;
line_widths[line_count] += button_layout_infos[i].width + h_spacing;
if ((i + 1 < dialog_info->button_count) && (x + button_layout_infos[i + 1].width + h_spacing >= dialog_width))
{
x = expando_right + h_spacing;
line_count++;
}
}
line_count++;
/* Try to balance lines so they are about the same size */
for (i = 1; i < line_count - 1; i++)
{
int diff_now = abs(line_widths[i] - line_widths[i - 1]);
unsigned int j, last_button = 0;
int diff_changed;
for (j = 0; j < dialog_info->button_count; j++)
if (button_layout_infos[j].line == i - 1) last_button = j;
/* Difference in length of both lines if we wrapped the last button from the last line into this one */
diff_changed = abs(2 * button_layout_infos[last_button].width + line_widths[i] - line_widths[i - 1]);
if (diff_changed < diff_now)
{
button_layout_infos[last_button].line = i;
line_widths[i] += button_layout_infos[last_button].width;
line_widths[i - 1] -= button_layout_infos[last_button].width;
}
}
/* Calculate left alignment so all lines are as far right as possible. */
align = dialog_width - h_spacing;
for (i = 0; i < line_count; i++)
{
int new_alignment = dialog_width - line_widths[i];
if (new_alignment < align) align = new_alignment;
}
/* Now that we got them all positioned, move all buttons */
x = align;
size.cy = button_height;
for (i = 0; i < dialog_info->button_count; i++)
{
/* New line */
if (i > 0 && button_layout_infos[i].line != button_layout_infos[i - 1].line)
{
x = align;
dialog_height += size.cy + v_spacing;
}
y = dialog_height + v_spacing;
size.cx = button_layout_infos[i].width;
SetWindowPos(dialog_info->buttons[i], 0, x, y, size.cx, size.cy, SWP_NOZORDER);
x += button_layout_infos[i].width + h_spacing;
}
/* Add height for last row button and spacing */
dialog_height += size.cy + v_spacing;
dialog_height = max(dialog_height, expando_bottom);
Free(button_layout_infos);
Free(line_widths);
/* Footer icon */
footer_icon_right = 0;
footer_icon_bottom = dialog_height;
if (dialog_info->footer_icon)
{
x = h_spacing;
y = dialog_height + v_spacing;
size.cx = GetSystemMetrics(SM_CXSMICON);
size.cy = GetSystemMetrics(SM_CYSMICON);
SetWindowPos(dialog_info->footer_icon, 0, x, y, size.cx, size.cy, SWP_NOZORDER);
footer_icon_right = x + size.cx;
footer_icon_bottom = y + size.cy;
}
/* Footer text */
taskdialog_label_layout(dialog_info, dialog_info->footer_text, footer_icon_right, dialog_width, &dialog_height,
syslink);
dialog_height = max(dialog_height, footer_icon_bottom);
/* Expanded information */
if ((taskconfig->dwFlags & TDF_EXPAND_FOOTER_AREA) && dialog_info->expanded)
taskdialog_label_layout(dialog_info, dialog_info->expanded_info, 0, dialog_width, &dialog_height, syslink);
/* Add height for spacing, title height and frame height */
dialog_height += v_spacing;
dialog_height += GetSystemMetrics(SM_CYCAPTION);
dialog_height += GetSystemMetrics(SM_CXDLGFRAME);
if (first_time)
{
x = (ref_rect.left + ref_rect.right - dialog_width) / 2;
y = (ref_rect.top + ref_rect.bottom - dialog_height) / 2;
SetWindowPos(dialog_info->hwnd, 0, x, y, dialog_width, dialog_height, SWP_NOZORDER);
first_time = FALSE;
}
else
SetWindowPos(dialog_info->hwnd, 0, 0, 0, dialog_width, dialog_height, SWP_NOMOVE | SWP_NOZORDER);
}
static void taskdialog_draw_expando_control(struct taskdialog_info *dialog_info, LPDRAWITEMSTRUCT dis)
{
HWND hwnd;
HDC hdc;
RECT rect = {0};
WCHAR *text;
LONG icon_width, icon_height, text_offset;
UINT style = DFCS_FLAT;
BOOL draw_focus;
hdc = dis->hDC;
hwnd = dis->hwndItem;
SendMessageW(hwnd, WM_ERASEBKGND, (WPARAM)hdc, 0);
icon_width = DIALOG_EXPANDO_ICON_WIDTH;
icon_height = DIALOG_EXPANDO_ICON_HEIGHT;
taskdialog_du_to_px(dialog_info, &icon_width, &icon_height);
rect.right = icon_width;
rect.bottom = icon_height;
style |= dialog_info->expanded ? DFCS_SCROLLUP : DFCS_SCROLLDOWN;
DrawFrameControl(hdc, &rect, DFC_SCROLL, style);
GetCharWidthW(hdc, '0', '0', &text_offset);
text_offset /= 2;
rect = dis->rcItem;
rect.left += icon_width + text_offset;
text = dialog_info->expanded ? dialog_info->expanded_text : dialog_info->collapsed_text;
DrawTextW(hdc, text, -1, &rect, DT_WORDBREAK | DT_END_ELLIPSIS | DT_EXPANDTABS);
draw_focus = (dis->itemState & ODS_FOCUS) && !(dis->itemState & ODS_NOFOCUSRECT);
if(draw_focus) DrawFocusRect(hdc, &rect);
}
static void taskdialog_init(struct taskdialog_info *dialog_info, HWND hwnd)
{
const TASKDIALOGCONFIG *taskconfig = dialog_info->taskconfig;
NONCLIENTMETRICSW ncm;
HDC hdc;
INT id;
ncm.cbSize = sizeof(ncm);
SystemParametersInfoW(SPI_GETNONCLIENTMETRICS, ncm.cbSize, &ncm, 0);
memset(dialog_info, 0, sizeof(*dialog_info));
dialog_info->taskconfig = taskconfig;
dialog_info->hwnd = hwnd;
dialog_info->font = CreateFontIndirectW(&ncm.lfMessageFont);
hdc = GetDC(dialog_info->hwnd);
SelectObject(hdc, dialog_info->font);
dialog_info->m.x_baseunit = GdiGetCharDimensions(hdc, NULL, &dialog_info->m.y_baseunit);
ReleaseDC(dialog_info->hwnd, hdc);
dialog_info->m.h_spacing = DIALOG_SPACING;
dialog_info->m.v_spacing = DIALOG_SPACING;
taskdialog_du_to_px(dialog_info, &dialog_info->m.h_spacing, &dialog_info->m.v_spacing);
if (taskconfig->dwFlags & TDF_CALLBACK_TIMER)
{
SetTimer(hwnd, ID_TIMER, DIALOG_TIMER_MS, NULL);
dialog_info->last_timer_tick = GetTickCount();
}
taskdialog_add_main_icon(dialog_info);
taskdialog_add_main_instruction(dialog_info);
taskdialog_add_content(dialog_info);
taskdialog_add_expanded_info(dialog_info);
taskdialog_add_progress_bar(dialog_info);
taskdialog_add_radio_buttons(dialog_info);
taskdialog_add_command_links(dialog_info);
taskdialog_add_expando_button(dialog_info);
taskdialog_add_verification_box(dialog_info);
taskdialog_add_buttons(dialog_info);
taskdialog_add_footer_icon(dialog_info);
taskdialog_add_footer_text(dialog_info);
/* Set default button */
if (!dialog_info->default_button && dialog_info->command_links)
dialog_info->default_button = dialog_info->command_links[0];
if (!dialog_info->default_button) dialog_info->default_button = dialog_info->buttons[0];
SendMessageW(dialog_info->hwnd, WM_NEXTDLGCTL, (WPARAM)dialog_info->default_button, TRUE);
id = GetWindowLongW(dialog_info->default_button, GWLP_ID);
SendMessageW(dialog_info->hwnd, DM_SETDEFID, id, 0);
dialog_info->has_cancel =
(taskconfig->dwFlags & TDF_ALLOW_DIALOG_CANCELLATION)
|| taskdialog_find_button(dialog_info->command_links, dialog_info->command_link_count, IDCANCEL)
|| taskdialog_find_button(dialog_info->buttons, dialog_info->button_count, IDCANCEL);
if (!dialog_info->has_cancel) DeleteMenu(GetSystemMenu(hwnd, FALSE), SC_CLOSE, MF_BYCOMMAND);
taskdialog_layout(dialog_info);
}
static BOOL CALLBACK takdialog_destroy_control(HWND hwnd, LPARAM lParam)
{
DestroyWindow(hwnd);
return TRUE;
}
static void taskdialog_destroy(struct taskdialog_info *dialog_info)
{
EnumChildWindows(dialog_info->hwnd, takdialog_destroy_control, 0);
if (dialog_info->taskconfig->dwFlags & TDF_CALLBACK_TIMER) KillTimer(dialog_info->hwnd, ID_TIMER);
if (dialog_info->font) DeleteObject(dialog_info->font);
if (dialog_info->main_instruction_font) DeleteObject(dialog_info->main_instruction_font);
Free(dialog_info->buttons);
Free(dialog_info->radio_buttons);
Free(dialog_info->command_links);
Free(dialog_info->expanded_text);
Free(dialog_info->collapsed_text);
}
static INT_PTR CALLBACK taskdialog_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static const WCHAR taskdialog_info_propnameW[] = {'T','a','s','k','D','i','a','l','o','g','I','n','f','o',0};
struct taskdialog_info *dialog_info;
LRESULT result;
TRACE("hwnd=%p msg=0x%04x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
if (msg != WM_INITDIALOG)
dialog_info = GetPropW(hwnd, taskdialog_info_propnameW);
switch (msg)
{
case TDM_NAVIGATE_PAGE:
dialog_info->taskconfig = (const TASKDIALOGCONFIG *)lParam;
taskdialog_destroy(dialog_info);
taskdialog_init(dialog_info, hwnd);
taskdialog_notify(dialog_info, TDN_DIALOG_CONSTRUCTED, 0, 0);
/* Default radio button click notification is sent before TDN_NAVIGATED */
taskdialog_check_default_radio_buttons(dialog_info);
taskdialog_notify(dialog_info, TDN_NAVIGATED, 0, 0);
break;
case TDM_CLICK_BUTTON:
taskdialog_click_button(dialog_info, wParam);
break;
case TDM_ENABLE_BUTTON:
taskdialog_enable_button(dialog_info, wParam, lParam);
break;
case TDM_SET_MARQUEE_PROGRESS_BAR:
{
BOOL marquee = wParam;
LONG style;
if(!dialog_info->progress_bar) break;
style = GetWindowLongW(dialog_info->progress_bar, GWL_STYLE);
style = marquee ? style | PBS_MARQUEE : style & (~PBS_MARQUEE);
SetWindowLongW(dialog_info->progress_bar, GWL_STYLE, style);
break;
}
case TDM_SET_PROGRESS_BAR_STATE:
result = SendMessageW(dialog_info->progress_bar, PBM_SETSTATE, wParam, 0);
SetWindowLongPtrW(hwnd, DWLP_MSGRESULT, result);
break;
case TDM_SET_PROGRESS_BAR_RANGE:
result = SendMessageW(dialog_info->progress_bar, PBM_SETRANGE, 0, lParam);
SetWindowLongPtrW(hwnd, DWLP_MSGRESULT, result);
break;
case TDM_SET_PROGRESS_BAR_POS:
result = 0;
if (dialog_info->progress_bar)
{
LONG style = GetWindowLongW(dialog_info->progress_bar, GWL_STYLE);
if (!(style & PBS_MARQUEE)) result = SendMessageW(dialog_info->progress_bar, PBM_SETPOS, wParam, 0);
}
SetWindowLongPtrW(hwnd, DWLP_MSGRESULT, result);
break;
case TDM_SET_PROGRESS_BAR_MARQUEE:
SendMessageW(dialog_info->progress_bar, PBM_SETMARQUEE, wParam, lParam);
break;
case TDM_SET_ELEMENT_TEXT:
taskdialog_set_element_text(dialog_info, wParam, (const WCHAR *)lParam);
taskdialog_layout(dialog_info);
break;
case TDM_UPDATE_ELEMENT_TEXT:
taskdialog_set_element_text(dialog_info, wParam, (const WCHAR *)lParam);
break;
case TDM_CLICK_RADIO_BUTTON:
taskdialog_click_radio_button(dialog_info, wParam);
break;
case TDM_ENABLE_RADIO_BUTTON:
taskdialog_enable_radio_button(dialog_info, wParam, lParam);
break;
case TDM_CLICK_VERIFICATION:
{
BOOL checked = (BOOL)wParam;
BOOL focused = (BOOL)lParam;
dialog_info->verification_checked = checked;
if (dialog_info->verification_box)
{
SendMessageW(dialog_info->verification_box, BM_SETCHECK, checked ? BST_CHECKED : BST_UNCHECKED, 0);
taskdialog_notify(dialog_info, TDN_VERIFICATION_CLICKED, checked, 0);
if (focused) SetFocus(dialog_info->verification_box);
}
break;
}
case TDM_SET_BUTTON_ELEVATION_REQUIRED_STATE:
taskdialog_button_set_shield(dialog_info, wParam, lParam);
break;
case TDM_UPDATE_ICON:
taskdialog_set_icon(dialog_info, wParam, (HICON)lParam);
break;
case WM_INITDIALOG:
dialog_info = (struct taskdialog_info *)lParam;
taskdialog_init(dialog_info, hwnd);
SetPropW(hwnd, taskdialog_info_propnameW, dialog_info);
taskdialog_notify(dialog_info, TDN_DIALOG_CONSTRUCTED, 0, 0);
taskdialog_notify(dialog_info, TDN_CREATED, 0, 0);
/* Default radio button click notification sent after TDN_CREATED */
taskdialog_check_default_radio_buttons(dialog_info);
return FALSE;
case WM_COMMAND:
if (HIWORD(wParam) == BN_CLICKED)
{
taskdialog_on_button_click(dialog_info, (HWND)lParam, LOWORD(wParam));
break;
}
return FALSE;
case WM_HELP:
taskdialog_notify(dialog_info, TDN_HELP, 0, 0);
break;
case WM_TIMER:
if (ID_TIMER == wParam)
{
DWORD elapsed = GetTickCount() - dialog_info->last_timer_tick;
if (taskdialog_notify(dialog_info, TDN_TIMER, elapsed, 0) == S_FALSE)
dialog_info->last_timer_tick = GetTickCount();
}
break;
case WM_NOTIFY:
{
PNMLINK pnmLink = (PNMLINK)lParam;
HWND hwndFrom = pnmLink->hdr.hwndFrom;
if ((taskdialog_hyperlink_enabled(dialog_info))
&& (hwndFrom == dialog_info->content || hwndFrom == dialog_info->expanded_info
|| hwndFrom == dialog_info->footer_text)
&& (pnmLink->hdr.code == NM_CLICK || pnmLink->hdr.code == NM_RETURN))
{
taskdialog_notify(dialog_info, TDN_HYPERLINK_CLICKED, 0, (LPARAM)pnmLink->item.szUrl);
break;
}
return FALSE;
}
case WM_DRAWITEM:
{
LPDRAWITEMSTRUCT dis = (LPDRAWITEMSTRUCT)lParam;
if (dis->hwndItem == dialog_info->expando_button)
{
taskdialog_draw_expando_control(dialog_info, dis);
SetWindowLongPtrW(hwnd, DWLP_MSGRESULT, TRUE);
break;
}
return FALSE;
}
case WM_DESTROY:
taskdialog_notify(dialog_info, TDN_DESTROYED, 0, 0);
RemovePropW(hwnd, taskdialog_info_propnameW);
taskdialog_destroy(dialog_info);
break;
case WM_CLOSE:
if (dialog_info->has_cancel)
{
if(taskdialog_notify(dialog_info, TDN_BUTTON_CLICKED, IDCANCEL, 0) == S_OK)
EndDialog(hwnd, IDCANCEL);
SetWindowLongPtrW(hwnd, DWLP_MSGRESULT, 0);
break;
}
return FALSE;
default:
return FALSE;
}
return TRUE;
}
/***********************************************************************
* TaskDialogIndirect [COMCTL32.@]
*/
HRESULT WINAPI TaskDialogIndirect(const TASKDIALOGCONFIG *taskconfig, int *button,
int *radio_button, BOOL *verification_flag_checked)
{
struct taskdialog_info dialog_info;
DLGTEMPLATE *template;
INT ret;
TRACE("%p, %p, %p, %p\n", taskconfig, button, radio_button, verification_flag_checked);
if (!taskconfig || taskconfig->cbSize != sizeof(TASKDIALOGCONFIG))
return E_INVALIDARG;
dialog_info.taskconfig = taskconfig;
template = create_taskdialog_template(taskconfig);
ret = (short)DialogBoxIndirectParamW(taskconfig->hInstance, template, taskconfig->hwndParent,
taskdialog_proc, (LPARAM)&dialog_info);
Free(template);
if (button) *button = ret;
if (radio_button) *radio_button = dialog_info.selected_radio_id;
if (verification_flag_checked) *verification_flag_checked = dialog_info.verification_checked;
return S_OK;
}
/***********************************************************************
* TaskDialog [COMCTL32.@]
*/
HRESULT WINAPI TaskDialog(HWND owner, HINSTANCE hinst, const WCHAR *title, const WCHAR *main_instruction,
const WCHAR *content, TASKDIALOG_COMMON_BUTTON_FLAGS common_buttons, const WCHAR *icon, int *button)
{
TASKDIALOGCONFIG taskconfig;
TRACE("%p, %p, %s, %s, %s, %#x, %s, %p\n", owner, hinst, debugstr_w(title), debugstr_w(main_instruction),
debugstr_w(content), common_buttons, debugstr_w(icon), button);
memset(&taskconfig, 0, sizeof(taskconfig));
taskconfig.cbSize = sizeof(taskconfig);
taskconfig.hwndParent = owner;
taskconfig.hInstance = hinst;
taskconfig.dwCommonButtons = common_buttons;
taskconfig.pszWindowTitle = title;
taskconfig.u.pszMainIcon = icon;
taskconfig.pszMainInstruction = main_instruction;
taskconfig.pszContent = content;
return TaskDialogIndirect(&taskconfig, button, NULL, NULL);
}
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