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https://github.com/reactos/reactos.git
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355 lines
6.1 KiB
C
355 lines
6.1 KiB
C
![]() |
/*
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vfdguitip.c
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Virtual Floppy Drive for Windows
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Driver control library
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tooltip information GUI utility functions
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Copyright (c) 2003-2005 Ken Kato
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*/
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#ifdef __cplusplus
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#pragma message(__FILE__": Compiled as C++ for testing purpose.")
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#endif // __cplusplus
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include "vfdtypes.h"
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#include "vfdapi.h"
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#include "vfdlib.h"
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#ifndef __REACTOS__
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#include "vfdmsg.h"
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#else
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#include "vfdmsg_lib.h"
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#endif
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//
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// tooltip window class name
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//
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#define VFD_INFOTIP_WNDCLASS "VfdInfoTip"
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//
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// the window procedure
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//
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static LRESULT CALLBACK ToolTipProc(
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HWND hWnd,
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam)
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{
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switch (uMsg) {
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case WM_CREATE:
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// Store Font handle
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SetWindowLong(hWnd, GWL_USERDATA,
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(LONG)((LPCREATESTRUCT)lParam)->lpCreateParams);
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return 0;
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case WM_PAINT:
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{
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PAINTSTRUCT paint;
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HDC hDC = BeginPaint(hWnd, &paint);
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if (hDC) {
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char text[MAX_PATH];
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int len;
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RECT rc;
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SelectObject(hDC, (HFONT)GetWindowLong(hWnd, GWL_USERDATA));
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SetTextColor(hDC, GetSysColor(COLOR_INFOTEXT));
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SetBkMode(hDC, TRANSPARENT);
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len = GetWindowText(hWnd, text, sizeof(text));
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rc.top = 8;
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rc.left = 8;
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rc.right = paint.rcPaint.right;
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rc.bottom = paint.rcPaint.bottom;
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DrawText(hDC, text, len, &rc, DT_LEFT | DT_TOP);
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EndPaint(hWnd, &paint);
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}
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}
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return 0;
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case WM_KILLFOCUS:
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if (!(GetWindowLong(hWnd, GWL_EXSTYLE) & WS_EX_TOPMOST)) {
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// Stick tool tip - Closed on kill focus
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DestroyWindow(hWnd);
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}
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return 0;
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case WM_SETCURSOR:
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if (GetWindowLong(hWnd, GWL_EXSTYLE) & WS_EX_TOPMOST) {
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// Non-stick tool tip - Closed when cursor leaves
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TRACKMOUSEEVENT track;
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track.cbSize = sizeof(track);
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track.dwFlags = TME_LEAVE;
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track.hwndTrack = hWnd;
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track.dwHoverTime = 0;
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TrackMouseEvent(&track);
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}
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return 0;
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case WM_MOUSELEAVE:
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// Non-stick tool tip - Closed when cursor leaves
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DestroyWindow(hWnd);
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return 0;
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case WM_LBUTTONDOWN:
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case WM_MBUTTONDOWN:
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case WM_RBUTTONDOWN:
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// Both stick and non-stick tool tip
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// Closed when clicked
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SetCapture(hWnd);
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return 0;
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case WM_LBUTTONUP:
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case WM_MBUTTONUP:
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case WM_RBUTTONUP:
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// Both stick and non-stick tool tip
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// Closed when clicked
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if (GetCapture() == hWnd) {
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DestroyWindow(hWnd);
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}
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return 0;
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case WM_DESTROY:
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// delete font
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DeleteObject((HFONT)GetWindowLong(hWnd, GWL_USERDATA));
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return 0;
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}
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return DefWindowProc(hWnd, uMsg, wParam, lParam);
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}
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//
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// Create and show tooltip window
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//
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void WINAPI VfdToolTip(
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HWND hParent,
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PCSTR sText,
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int pos_x,
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int pos_y,
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BOOL stick)
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{
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#ifndef __REACTOS__
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HWND hWnd;
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#endif
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WNDCLASS wc = {0};
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LOGFONT lf;
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HFONT font;
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HDC dc;
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int len;
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SIZE sz;
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RECT rc;
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int scr_x;
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int scr_y;
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//
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// Register Window Class
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//
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wc.lpfnWndProc = ToolTipProc;
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wc.hInstance = g_hDllModule;
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.hbrBackground = (HBRUSH)(COLOR_INFOBK + 1);
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wc.lpszClassName = VFD_INFOTIP_WNDCLASS;
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RegisterClass(&wc);
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//
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// Create Tool Tip Font (== Icon title font)
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//
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SystemParametersInfo(
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SPI_GETICONTITLELOGFONT, sizeof(lf), &lf, 0);
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font = CreateFontIndirect(&lf);
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//
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// Calculate Tool Tip Window size
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//
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dc = GetDC(hParent);
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SelectObject(dc, font);
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len = strlen(sText);
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GetTextExtentPoint32(dc, sText, len, &sz);
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rc.left = 0;
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rc.top = 0;
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rc.right = sz.cx;
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rc.bottom = sz.cy;
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DrawText(dc, sText, len, &rc, DT_CALCRECT | DT_LEFT | DT_TOP);
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ReleaseDC(hParent, dc);
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sz.cx = rc.right - rc.left + 16;
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sz.cy = rc.bottom - rc.top + 16;
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//
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// Decide the window position
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//
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if (pos_x == -1 || pos_y == -1) {
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//
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// Use current cursor position
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//
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POINT pt;
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GetCursorPos(&pt);
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pos_x = pt.x - (sz.cx / 2);
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pos_y = pt.y - (sz.cy / 2);
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}
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else {
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pos_x = pos_x - (sz.cx / 2);
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}
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//
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// make sure the tip window fits in visible area
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//
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scr_x = GetSystemMetrics(SM_CXSCREEN);
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scr_y = GetSystemMetrics(SM_CYSCREEN);
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if (pos_x < 0) {
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pos_x = 0;
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}
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if (pos_x + sz.cx > scr_x) {
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pos_x = scr_x - sz.cx;
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}
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if (pos_y < 0) {
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pos_y = 0;
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}
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if (pos_y + sz.cy > scr_y) {
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pos_y = scr_y - sz.cy;
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}
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//
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// Create the tool tip window
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//
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#ifndef __REACTOS__
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hWnd = CreateWindowEx(
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#else
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CreateWindowEx(
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#endif
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stick ? 0 : WS_EX_TOPMOST,
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VFD_INFOTIP_WNDCLASS,
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sText,
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WS_BORDER | WS_POPUP | WS_VISIBLE,
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pos_x, pos_y,
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sz.cx, sz.cy,
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hParent,
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NULL,
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NULL,
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(PVOID)font);
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//
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// Give focus if it is not a stick tool-tip
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//
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if (!stick) {
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SetFocus(hParent);
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}
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}
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//
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// Show an image information tooltip
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//
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void WINAPI VfdImageTip(
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HWND hParent,
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ULONG nDevice)
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{
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HANDLE hDevice;
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PSTR info_str = NULL;
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PSTR type_str = NULL;
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PSTR prot_str = NULL;
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PCSTR media_str = NULL;
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CHAR path[MAX_PATH];
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CHAR desc[MAX_PATH];
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VFD_DISKTYPE disk_type;
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VFD_MEDIA media_type;
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VFD_FLAGS media_flags;
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VFD_FILETYPE file_type;
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ULONG image_size;
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DWORD file_attr;
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ULONG ret;
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hDevice = VfdOpenDevice(nDevice);
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if (hDevice == INVALID_HANDLE_VALUE) {
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VfdToolTip(hParent,
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SystemMessage(GetLastError()), -1, -1, FALSE);
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return;
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}
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ret = VfdGetImageInfo(
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hDevice,
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path,
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&disk_type,
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&media_type,
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&media_flags,
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&file_type,
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&image_size);
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CloseHandle(hDevice);
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if (ret != ERROR_SUCCESS) {
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VfdToolTip(hParent, SystemMessage(ret), -1, -1, FALSE);
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return;
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}
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if (path[0]) {
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file_attr = GetFileAttributes(path);
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}
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else {
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if (disk_type != VFD_DISKTYPE_FILE) {
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strcpy(path, "<RAM>");
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}
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file_attr = 0;
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}
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VfdMakeFileDesc(desc, sizeof(desc),
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file_type, image_size, file_attr);
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if (disk_type == VFD_DISKTYPE_FILE) {
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type_str = "FILE";
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}
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else {
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type_str = "RAM";
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}
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media_str = VfdMediaTypeName(media_type);
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if (media_flags & VFD_FLAG_WRITE_PROTECTED) {
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prot_str = ModuleMessage(MSG_WRITE_PROTECTED);
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}
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else {
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prot_str = ModuleMessage(MSG_WRITE_ALLOWED);
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}
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info_str = ModuleMessage(
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MSG_IMAGE_INFOTIP,
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path,
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desc,
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type_str ? type_str : "",
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media_str ? media_str : "",
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prot_str ? prot_str : "");
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if (info_str) {
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VfdToolTip(hParent, info_str, -1, -1, FALSE);
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LocalFree(info_str);
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}
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if (prot_str) {
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LocalFree(prot_str);
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}
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}
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