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https://github.com/reactos/reactos.git
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590 lines
15 KiB
C++
590 lines
15 KiB
C++
/*
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* Copyright 2003, 2004 Martin Fuchs
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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//
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// Explorer clone
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//
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// desktopbar.cpp
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//
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// Martin Fuchs, 22.08.2003
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//
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#include <precomp.h>
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#include "desktopbar.h"
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#include "taskbar.h"
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#include "startmenu.h"
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#include "traynotify.h"
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#include "quicklaunch.h"
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#include "../dialogs/settings.h"
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DesktopBar::DesktopBar(HWND hwnd)
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: super(hwnd),
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#ifdef __REACTOS__
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_trayIcon(hwnd, ID_TRAY_VOLUME)
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#else
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WM_TASKBARCREATED(RegisterWindowMessage(WINMSG_TASKBARCREATED))
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#endif
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{
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SetWindowIcon(hwnd, IDI_REACTOS);
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SystemParametersInfo(SPI_GETWORKAREA, 0, &_work_area_org, 0);
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}
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DesktopBar::~DesktopBar()
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{
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// restore work area to the previous size
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SystemParametersInfo(SPI_SETWORKAREA, 0, &_work_area_org, 0);
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PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, SPI_SETWORKAREA, 0);
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// exit application after destroying desktop window
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PostQuitMessage(0);
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}
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HWND DesktopBar::Create()
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{
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static BtnWindowClass wcDesktopBar(CLASSNAME_EXPLORERBAR);
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RECT rect;
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rect.left = -2; // hide left border
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#ifdef TASKBAR_AT_TOP
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rect.top = -2; // hide top border
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#else
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rect.top = GetSystemMetrics(SM_CYSCREEN) - DESKTOPBARBAR_HEIGHT;
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#endif
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rect.right = GetSystemMetrics(SM_CXSCREEN) + 2;
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rect.bottom = rect.top + DESKTOPBARBAR_HEIGHT + 2;
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return Window::Create(WINDOW_CREATOR(DesktopBar), WS_EX_PALETTEWINDOW,
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wcDesktopBar, TITLE_EXPLORERBAR,
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WS_POPUP|WS_THICKFRAME|WS_CLIPCHILDREN|WS_VISIBLE,
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rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, 0);
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}
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LRESULT DesktopBar::Init(LPCREATESTRUCT pcs)
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{
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if (super::Init(pcs))
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return 1;
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// create start button
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ResString start_str(IDS_START);
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WindowCanvas canvas(_hwnd);
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FontSelection font(canvas, GetStockFont(ANSI_VAR_FONT));
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RECT rect = {0, 0};
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DrawText(canvas, start_str, -1, &rect, DT_SINGLELINE|DT_CALCRECT);
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int start_btn_width = rect.right+16+8;
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_taskbar_pos = start_btn_width + 6;
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// create "Start" button
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HWND hwndStart = Button(_hwnd, start_str, 1, 1, start_btn_width, REBARBAND_HEIGHT, IDC_START, WS_VISIBLE|WS_CHILD|BS_OWNERDRAW);
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SetWindowFont(hwndStart, GetStockFont(ANSI_VAR_FONT), FALSE);
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new StartButton(hwndStart);
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/* Save the handle to the window, needed for push-state handling */
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_hwndStartButton = hwndStart;
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// disable double clicks
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SetClassLongPtr(hwndStart, GCL_STYLE, GetClassLongPtr(hwndStart, GCL_STYLE) & ~CS_DBLCLKS);
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// create task bar
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_hwndTaskBar = TaskBar::Create(_hwnd);
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if (!g_Globals._SHRestricted || !SHRestricted(REST_NOTRAYITEMSDISPLAY))
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// create tray notification area
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_hwndNotify = NotifyArea::Create(_hwnd);
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// notify all top level windows about the successfully created desktop bar
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//@@ Use SendMessage() instead of PostMessage() to avoid problems with delayed created shell service objects?
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PostMessage(HWND_BROADCAST, WM_TASKBARCREATED, 0, 0);
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_hwndQuickLaunch = QuickLaunchBar::Create(_hwnd);
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// create rebar window to manage task and quick launch bar
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#ifndef _NO_REBAR
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_hwndrebar = CreateWindowEx(WS_EX_TOOLWINDOW, REBARCLASSNAME, NULL,
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WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|
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RBS_VARHEIGHT|RBS_AUTOSIZE|RBS_DBLCLKTOGGLE| //|RBS_REGISTERDROP
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CCS_NODIVIDER|CCS_NOPARENTALIGN|CCS_TOP,
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0, 0, 0, 0, _hwnd, 0, g_Globals._hInstance, 0);
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REBARBANDINFO rbBand;
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rbBand.cbSize = sizeof(REBARBANDINFO);
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rbBand.fMask = RBBIM_TEXT|RBBIM_STYLE|RBBIM_CHILD|RBBIM_CHILDSIZE|RBBIM_SIZE|RBBIM_ID|RBBIM_IDEALSIZE;
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rbBand.cyChild = REBARBAND_HEIGHT;
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rbBand.cyMaxChild = (ULONG)-1;
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rbBand.cyMinChild = REBARBAND_HEIGHT;
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rbBand.cyIntegral = REBARBAND_HEIGHT + 3; //@@ OK?
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rbBand.fStyle = RBBS_VARIABLEHEIGHT|RBBS_GRIPPERALWAYS|RBBS_HIDETITLE;
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TCHAR QuickLaunchBand[] = _T("Quicklaunch");
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rbBand.lpText = QuickLaunchBand;
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rbBand.hwndChild = _hwndQuickLaunch;
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rbBand.cx = 150;
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rbBand.cxMinChild = 150;
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rbBand.wID = IDW_QUICKLAUNCHBAR;
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SendMessage(_hwndrebar, RB_INSERTBAND, (WPARAM)-1, (LPARAM)&rbBand);
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TCHAR TaskbarBand[] = _T("Taskbar");
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rbBand.lpText = TaskbarBand;
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rbBand.hwndChild = _hwndTaskBar;
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rbBand.cx = 200; //pcs->cx-_taskbar_pos-quicklaunch_width-(notifyarea_width+1);
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rbBand.cxMinChild = 50;
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rbBand.wID = IDW_TASKTOOLBAR;
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SendMessage(_hwndrebar, RB_INSERTBAND, (WPARAM)-1, (LPARAM)&rbBand);
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#endif
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RegisterHotkeys();
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// prepare Startmenu, but hide it for now
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_startMenuRoot = GET_WINDOW(StartMenuRoot, StartMenuRoot::Create(_hwndStartButton, STARTMENUROOT_ICON_SIZE));
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_startMenuRoot->_hwndStartButton = _hwndStartButton;
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return 0;
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}
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StartButton::StartButton(HWND hwnd)
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: PictureButton(hwnd, SmallIcon(IDI_STARTMENU), GetSysColorBrush(COLOR_BTNFACE))
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{
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}
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LRESULT StartButton::WndProc(UINT nmsg, WPARAM wparam, LPARAM lparam)
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{
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switch(nmsg) {
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// one click activation: handle button-down message, don't wait for button-up
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case WM_LBUTTONDOWN:
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if (!Button_GetState(_hwnd)) {
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Button_SetState(_hwnd, TRUE);
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SetCapture(_hwnd);
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SendMessage(GetParent(_hwnd), WM_COMMAND, MAKEWPARAM(GetDlgCtrlID(_hwnd),0), 0);
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}
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Button_SetState(_hwnd, FALSE);
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break;
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// re-target mouse move messages while moving the mouse cursor through the start menu
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case WM_MOUSEMOVE:
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if (GetCapture() == _hwnd) {
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POINT pt = {GET_X_LPARAM(lparam), GET_Y_LPARAM(lparam)};
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ClientToScreen(_hwnd, &pt);
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HWND hwnd = WindowFromPoint(pt);
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if (hwnd && hwnd!=_hwnd) {
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ScreenToClient(hwnd, &pt);
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SendMessage(hwnd, WM_MOUSEMOVE, 0, MAKELPARAM(pt.x, pt.y));
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}
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}
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break;
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case WM_LBUTTONUP:
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if (GetCapture() == _hwnd) {
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ReleaseCapture();
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POINT pt = {GET_X_LPARAM(lparam), GET_Y_LPARAM(lparam)};
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ClientToScreen(_hwnd, &pt);
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HWND hwnd = WindowFromPoint(pt);
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if (hwnd && hwnd!=_hwnd) {
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ScreenToClient(hwnd, &pt);
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PostMessage(hwnd, WM_LBUTTONDOWN, 0, MAKELPARAM(pt.x, pt.y));
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PostMessage(hwnd, WM_LBUTTONUP, 0, MAKELPARAM(pt.x, pt.y));
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}
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}
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break;
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case WM_CANCELMODE:
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ReleaseCapture();
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break;
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default:
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return super::WndProc(nmsg, wparam, lparam);
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}
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return 0;
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}
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void DesktopBar::RegisterHotkeys()
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{
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// register hotkey WIN+E opening explorer
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RegisterHotKey(_hwnd, IDHK_EXPLORER, MOD_WIN, 'E');
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RegisterHotKey(_hwnd, IDHK_RUN, MOD_WIN, 'R');
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RegisterHotKey(_hwnd, IDHK_DESKTOP, MOD_WIN, 'D');
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RegisterHotKey(_hwnd, IDHK_LOGOFF, MOD_WIN, 'L');
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RegisterHotKey(_hwnd, IDHK_STARTMENU, MOD_CONTROL, VK_ESCAPE);
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///@todo register all common hotkeys
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}
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void DesktopBar::ProcessHotKey(int id_hotkey)
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{
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switch(id_hotkey) {
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case IDHK_EXPLORER:
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explorer_show_frame(SW_SHOWNORMAL);
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break;
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case IDHK_RUN:
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_startMenuRoot->Command(IDC_LAUNCH, 0);
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break;
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case IDHK_LOGOFF:
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_startMenuRoot->Command(IDC_LOGOFF, 0);
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break;
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case IDHK_DESKTOP:
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g_Globals._desktops.ToggleMinimize();
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break;
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case IDHK_STARTMENU:
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ShowOrHideStartMenu();
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break;
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///@todo implement all common hotkeys
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}
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}
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LRESULT DesktopBar::WndProc(UINT nmsg, WPARAM wparam, LPARAM lparam)
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{
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switch(nmsg) {
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case WM_NCHITTEST: {
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LRESULT res = super::WndProc(nmsg, wparam, lparam);
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if (res>=HTSIZEFIRST && res<=HTSIZELAST) {
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#ifdef TASKBAR_AT_TOP
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if (res == HTBOTTOM) // enable vertical resizing at the lower border
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#else
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if (res == HTTOP) // enable vertical resizing at the upper border
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#endif
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return res;
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else
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return HTCLIENT; // disable any other resizing
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}
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return res;}
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case WM_SYSCOMMAND:
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if ((wparam&0xFFF0) == SC_SIZE) {
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#ifdef TASKBAR_AT_TOP
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if (wparam == SC_SIZE+6)// enable vertical resizing at the lower border
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#else
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if (wparam == SC_SIZE+3)// enable vertical resizing at the upper border
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#endif
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goto def;
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else
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return 0; // disable any other resizing
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} else if (wparam == SC_TASKLIST)
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ShowOrHideStartMenu();
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goto def;
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case WM_SIZE:
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Resize(LOWORD(lparam), HIWORD(lparam));
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break;
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case WM_SIZING:
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ControlResize(wparam, lparam);
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break;
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case PM_RESIZE_CHILDREN: {
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ClientRect size(_hwnd);
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Resize(size.right, size.bottom);
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break;}
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case WM_CLOSE:
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ShowExitWindowsDialog(_hwnd);
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break;
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case WM_HOTKEY:
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ProcessHotKey(wparam);
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break;
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case WM_COPYDATA:
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return ProcessCopyData((COPYDATASTRUCT*)lparam);
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case WM_CONTEXTMENU: {
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POINTS p;
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p.x = LOWORD(lparam);
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p.y = HIWORD(lparam);
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PopupMenu menu(IDM_DESKTOPBAR);
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SetMenuDefaultItem(menu, 0, MF_BYPOSITION);
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menu.TrackPopupMenu(_hwnd, p);
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break;}
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case PM_GET_LAST_ACTIVE:
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if (_hwndTaskBar)
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return SendMessage(_hwndTaskBar, nmsg, wparam, lparam);
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break;
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case PM_REFRESH_CONFIG: ///@todo read desktop bar settings
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SendMessage(_hwndNotify, PM_REFRESH_CONFIG, 0, 0);
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break;
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case WM_TIMER:
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if (wparam == ID_TRAY_VOLUME) {
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KillTimer(_hwnd, wparam);
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launch_file(_hwnd, TEXT("sndvol32.exe"), SW_SHOWNORMAL, TEXT("-t")); // launch volume control in small mode
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}
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break;
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case PM_GET_NOTIFYAREA:
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return (LRESULT)(HWND)_hwndNotify;
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case WM_SYSCOLORCHANGE:
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/* Forward WM_SYSCOLORCHANGE to common controls */
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#ifndef _NO_REBAR
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SendMessage(_hwndrebar, WM_SYSCOLORCHANGE, 0, 0);
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#endif
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SendMessage(_hwndQuickLaunch, WM_SYSCOLORCHANGE, 0, 0);
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SendMessage(_hwndTaskBar, WM_SYSCOLORCHANGE, 0, 0);
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break;
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default: def:
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return super::WndProc(nmsg, wparam, lparam);
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}
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return 0;
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}
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int DesktopBar::Notify(int id, NMHDR* pnmh)
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{
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if (pnmh->code == RBN_CHILDSIZE) {
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/* align the task bands to the top, so it's in row with the Start button */
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NMREBARCHILDSIZE* childSize = (NMREBARCHILDSIZE*)pnmh;
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if (childSize->wID == IDW_TASKTOOLBAR) {
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int cy = childSize->rcChild.top - childSize->rcBand.top;
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if (cy) {
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childSize->rcChild.bottom -= cy;
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childSize->rcChild.top -= cy;
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}
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}
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}
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return 0;
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}
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void DesktopBar::Resize(int cx, int cy)
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{
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///@todo general children resizing algorithm
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int quicklaunch_width = SendMessage(_hwndQuickLaunch, PM_GET_WIDTH, 0, 0);
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int notifyarea_width = SendMessage(_hwndNotify, PM_GET_WIDTH, 0, 0);
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HDWP hdwp = BeginDeferWindowPos(3);
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if (_hwndrebar)
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DeferWindowPos(hdwp, _hwndrebar, 0, _taskbar_pos, 1, cx-_taskbar_pos-(notifyarea_width+1), cy-2, SWP_NOZORDER|SWP_NOACTIVATE);
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else {
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if (_hwndQuickLaunch)
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DeferWindowPos(hdwp, _hwndQuickLaunch, 0, _taskbar_pos, 1, quicklaunch_width, cy-2, SWP_NOZORDER|SWP_NOACTIVATE);
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if (_hwndTaskBar)
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DeferWindowPos(hdwp, _hwndTaskBar, 0, _taskbar_pos+quicklaunch_width, 0, cx-_taskbar_pos-quicklaunch_width-(notifyarea_width+1), cy, SWP_NOZORDER|SWP_NOACTIVATE);
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}
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if (_hwndNotify)
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DeferWindowPos(hdwp, _hwndNotify, 0, cx-(notifyarea_width+1), 1, notifyarea_width, cy-2, SWP_NOZORDER|SWP_NOACTIVATE);
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EndDeferWindowPos(hdwp);
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WindowRect rect(_hwnd);
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RECT work_area = {0, 0, GetSystemMetrics(SM_CXSCREEN), rect.top};
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SystemParametersInfo(SPI_SETWORKAREA, 0, &work_area, 0); // don't use SPIF_SENDCHANGE because then we have to wait for any message being delivered
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PostMessage(HWND_BROADCAST, WM_SETTINGCHANGE, SPI_SETWORKAREA, 0);
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}
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int DesktopBar::Command(int id, int code)
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{
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switch(id) {
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case IDC_START:
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ShowOrHideStartMenu();
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break;
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case ID_ABOUT_EXPLORER:
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explorer_about(g_Globals._hwndDesktop);
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break;
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case ID_DESKTOPBAR_SETTINGS:
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ExplorerPropertySheet(g_Globals._hwndDesktop);
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break;
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case ID_MINIMIZE_ALL:
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g_Globals._desktops.ToggleMinimize();
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break;
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case ID_EXPLORE:
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explorer_show_frame(SW_SHOWNORMAL);
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break;
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case ID_TASKMGR:
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launch_file(_hwnd, TEXT("taskmgr.exe"), SW_SHOWNORMAL);
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break;
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case ID_SWITCH_DESKTOP_1:
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case ID_SWITCH_DESKTOP_1+1:
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case ID_SWITCH_DESKTOP_1+2:
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case ID_SWITCH_DESKTOP_1+3: {
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int desktop_idx = id - ID_SWITCH_DESKTOP_1;
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g_Globals._desktops.SwitchToDesktop(desktop_idx);
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if (_hwndQuickLaunch)
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PostMessage(_hwndQuickLaunch, PM_UPDATE_DESKTOP, desktop_idx, 0);
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break;}
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#ifdef __REACTOS__
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case ID_TRAY_VOLUME:
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launch_file(_hwnd, TEXT("sndvol32.exe"), SW_SHOWNORMAL); // launch volume control application
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break;
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case ID_VOLUME_PROPERTIES:
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launch_cpanel(_hwnd, TEXT("mmsys.cpl"));
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break;
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#endif
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default:
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if (_hwndQuickLaunch)
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return SendMessage(_hwndQuickLaunch, WM_COMMAND, MAKEWPARAM(id,code), 0);
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else
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return 1;
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}
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return 0;
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}
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void DesktopBar::ShowOrHideStartMenu()
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{
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if (_startMenuRoot)
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{
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// set the Button, if not set
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if (!Button_GetState(_hwndStartButton))
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Button_SetState(_hwndStartButton, TRUE);
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if (_startMenuRoot->IsStartMenuVisible())
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_startMenuRoot->CloseStartMenu();
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else
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_startMenuRoot->TrackStartmenu();
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|
|
// StartMenu was closed, release button state
|
|
Button_SetState(_hwndStartButton, false);
|
|
}
|
|
}
|
|
|
|
|
|
/// copy data structure for tray notifications
|
|
struct TrayNotifyCDS {
|
|
DWORD cookie;
|
|
DWORD notify_code;
|
|
NOTIFYICONDATA nicon_data;
|
|
};
|
|
|
|
LRESULT DesktopBar::ProcessCopyData(COPYDATASTRUCT* pcd)
|
|
{
|
|
// Is this a tray notification message?
|
|
if (pcd->dwData == 1) {
|
|
TrayNotifyCDS* ptr = (TrayNotifyCDS*) pcd->lpData;
|
|
|
|
NotifyArea* notify_area = GET_WINDOW(NotifyArea, _hwndNotify);
|
|
|
|
if (notify_area)
|
|
return notify_area->ProcessTrayNotification(ptr->notify_code, &ptr->nicon_data);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
void DesktopBar::ControlResize(WPARAM wparam, LPARAM lparam)
|
|
{
|
|
PRECT dragRect = (PRECT) lparam;
|
|
//int screenWidth = GetSystemMetrics(SM_CXSCREEN);
|
|
int screenHeight = GetSystemMetrics(SM_CYSCREEN);
|
|
|
|
///@todo write code for taskbar being at sides or top.
|
|
|
|
switch(wparam) {
|
|
case WMSZ_BOTTOM: ///@todo Taskbar is at the top of the screen
|
|
break;
|
|
|
|
case WMSZ_TOP: // Taskbar is at the bottom of the screen
|
|
dragRect->top = screenHeight - (((screenHeight - dragRect->top) + DESKTOPBARBAR_HEIGHT/2) / DESKTOPBARBAR_HEIGHT) * DESKTOPBARBAR_HEIGHT;
|
|
if (dragRect->top < screenHeight / 2)
|
|
dragRect->top = screenHeight - (screenHeight/2 / DESKTOPBARBAR_HEIGHT * DESKTOPBARBAR_HEIGHT);
|
|
else if (dragRect->top > screenHeight - 5)
|
|
dragRect->top = screenHeight - 5;
|
|
break;
|
|
|
|
case WMSZ_RIGHT: ///@todo Taskbar is at the left of the screen
|
|
break;
|
|
|
|
case WMSZ_LEFT: ///@todo Taskbar is at the right of the screen
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef __REACTOS__
|
|
|
|
void DesktopBar::AddTrayIcons()
|
|
{
|
|
_trayIcon.Add(SmallIcon(IDI_SPEAKER), ResString(IDS_VOLUME));
|
|
}
|
|
|
|
void DesktopBar::TrayClick(UINT id, int btn)
|
|
{
|
|
switch(id) {
|
|
case ID_TRAY_VOLUME:
|
|
if (btn == TRAYBUTTON_LEFT)
|
|
SetTimer(_hwnd, ID_TRAY_VOLUME, 500, NULL); // wait a bit to correctly handle double clicks
|
|
else {
|
|
PopupMenu menu(IDM_VOLUME);
|
|
SetMenuDefaultItem(menu, 0, MF_BYPOSITION);
|
|
menu.TrackPopupMenuAtPos(_hwnd, GetMessagePos());
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void DesktopBar::TrayDblClick(UINT id, int btn)
|
|
{
|
|
switch(id) {
|
|
case ID_TRAY_VOLUME:
|
|
KillTimer(_hwnd, ID_TRAY_VOLUME); // finish one-click timer
|
|
launch_file(_hwnd, TEXT("sndvol32.exe"), SW_SHOWNORMAL); // launch volume control application
|
|
break;
|
|
}
|
|
}
|
|
|
|
#endif
|