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[SHIMGVW] Initial implementation of Slide Show (#6163)

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Add Slide Show feature.
- Add Preview_StartSlideShow and Preview_EndSlideShow functions.
- Add g_hMainWnd and g_hwndFullscreen global variables.
- Modify ZoomWnd_OnPaint to display Slide Show correctly.
- Add a timer to proceed Slide Show.
CORE-19358
This commit is contained in:
Katayama Hirofumi MZ 2023-12-14 17:38:08 +09:00 committed by GitHub
parent 079b36542c
commit 946b906ec8
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 212 additions and 66 deletions
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1
dll/win32/shimgvw/resource.h
View file

@ -40,6 +40,7 @@
#define IDC_SAVEAS (IDC_TOOL_BASE + 11)
#define IDC_MODIFY (IDC_TOOL_BASE + 12)
#define IDC_HELP_TOC (IDC_TOOL_BASE + 13)
#define IDC_ENDSLIDESHOW (IDC_TOOL_BASE + 14)
#define TBICON_PREV_PIC 0
#define TBICON_NEXT_PIC 1

276
dll/win32/shimgvw/shimgvw.c
View file

@ -17,28 +17,25 @@
#define TB_IMAGE_WIDTH 16
#define TB_IMAGE_HEIGHT 16
HINSTANCE g_hInstance;
/* Slide show timer */
#define SLIDESHOW_TIMER_ID 0xFACE
#define SLIDESHOW_TIMER_INTERVAL 5000 /* 5 seconds */
HINSTANCE g_hInstance = NULL;
HWND g_hMainWnd = NULL;
HWND g_hwndFullscreen = NULL;
SHIMGVW_SETTINGS g_Settings;
SHIMGVW_FILENODE *g_pCurrentFile;
GpImage *g_pImage = NULL;
/* zooming */
static UINT s_nZoomPercents = 100;
static const UINT s_ZoomSteps[] =
{
10, 25, 50, 100, 200, 400, 800, 1600
5, 10, 25, 50, 100, 125, 200, 300, 500, 1000
};
#define MIN_ZOOM s_ZoomSteps[0]
#define MAX_ZOOM s_ZoomSteps[_countof(s_ZoomSteps) - 1]
/* ToolBar Buttons */
typedef struct {
DWORD idb; /* Index to bitmap */
DWORD ids; /* Index to tooltip */
} TB_BUTTON_CONFIG;
/* iBitmap, idCommand, fsState, fsStyle, bReserved[2], dwData, iString */
#define DEFINE_BTN_INFO(_name) \
{ TBICON_##_name, IDC_##_name, TBSTATE_ENABLED, BTNS_BUTTON, {0}, 0, 0 }
@ -70,6 +67,13 @@ static const TBBUTTON s_Buttons[] =
DEFINE_BTN_INFO(HELP_TOC)
};
/* ToolBar Button configuration */
typedef struct
{
DWORD idb; /* Index to bitmap */
DWORD ids; /* Index to tooltip */
} TB_BUTTON_CONFIG;
#define DEFINE_BTN_CONFIG(_name) { IDB_##_name, IDS_TOOLTIP_##_name }
static const TB_BUTTON_CONFIG s_ButtonConfig[] =
@ -100,11 +104,18 @@ typedef struct tagPREVIEW_DATA
ANIME m_Anime; /* Animation */
} PREVIEW_DATA, *PPREVIEW_DATA;
PPREVIEW_DATA Preview_GetData(HWND hwnd)
static inline PPREVIEW_DATA
Preview_GetData(HWND hwnd)
{
return (PPREVIEW_DATA)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
}
static inline BOOL
Preview_IsMainWnd(HWND hwnd)
{
return hwnd == g_hMainWnd;
}
static VOID
Preview_UpdateZoom(PPREVIEW_DATA pData, UINT NewZoom, BOOL bEnableBestFit, BOOL bEnableRealSize)
{
@ -144,7 +155,7 @@ Preview_ZoomInOrOut(PPREVIEW_DATA pData, BOOL bZoomIn)
/* find next step */
for (i = 0; i < _countof(s_ZoomSteps); ++i)
{
if (s_nZoomPercents < s_ZoomSteps[i])
if (pData->m_nZoomPercents < s_ZoomSteps[i])
break;
}
NewZoom = ((i >= _countof(s_ZoomSteps)) ? MAX_ZOOM : s_ZoomSteps[i]);
@ -155,7 +166,7 @@ Preview_ZoomInOrOut(PPREVIEW_DATA pData, BOOL bZoomIn)
for (i = _countof(s_ZoomSteps); i > 0; )
{
--i;
if (s_ZoomSteps[i] < s_nZoomPercents)
if (s_ZoomSteps[i] < pData->m_nZoomPercents)
break;
}
NewZoom = ((i < 0) ? MIN_ZOOM : s_ZoomSteps[i]);
@ -380,6 +391,10 @@ Preview_UpdateUI(PPREVIEW_DATA pData)
BOOL bEnable = (g_pImage != NULL);
SendMessageW(pData->m_hwndToolBar, TB_ENABLEBUTTON, IDC_SAVEAS, bEnable);
SendMessageW(pData->m_hwndToolBar, TB_ENABLEBUTTON, IDC_PRINT, bEnable);
if (!Preview_IsMainWnd(pData->m_hwnd))
Preview_ResetZoom(pData);
InvalidateRect(pData->m_hwndZoom, NULL, FALSE);
}
@ -536,19 +551,17 @@ static HBRUSH CreateCheckerBoardBrush(HDC hdc)
}
static VOID
ZoomWnd_OnPaint(HWND hwnd)
ZoomWnd_OnPaint(PPREVIEW_DATA pData, HWND hwnd)
{
GpGraphics *graphics;
UINT ImageWidth, ImageHeight;
INT ZoomedWidth, ZoomedHeight, x, y;
PAINTSTRUCT ps;
RECT rect, margin;
HDC hdc;
HBRUSH white;
HGDIOBJ hbrOld;
HBRUSH hBrush;
HPEN hPen;
HGDIOBJ hbrOld, hPenOld, hFontOld;
UINT uFlags;
WCHAR szText[128];
HGDIOBJ hFontOld;
hdc = BeginPaint(hwnd, &ps);
if (!hdc)
@ -565,29 +578,42 @@ ZoomWnd_OnPaint(HWND hwnd)
}
GetClientRect(hwnd, &rect);
white = GetStockObject(WHITE_BRUSH);
if (Preview_IsMainWnd(pData->m_hwnd))
{
hPen = (HPEN)GetStockObject(BLACK_PEN);
hBrush = (HBRUSH)GetStockObject(WHITE_BRUSH);
SetTextColor(hdc, RGB(0, 0, 0)); /* Black text */
}
else
{
hPen = (HPEN)GetStockObject(WHITE_PEN);
hBrush = (HBRUSH)GetStockObject(BLACK_BRUSH);
SetTextColor(hdc, RGB(255, 255, 255)); /* White text */
}
if (g_pImage == NULL)
{
FillRect(hdc, &rect, white);
WCHAR szText[128];
LoadStringW(g_hInstance, IDS_NOPREVIEW, szText, _countof(szText));
SetTextColor(hdc, RGB(0, 0, 0));
SetBkMode(hdc, TRANSPARENT);
FillRect(hdc, &rect, hBrush);
hFontOld = SelectObject(hdc, GetStockObject(DEFAULT_GUI_FONT));
SetBkMode(hdc, TRANSPARENT);
DrawTextW(hdc, szText, -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER |
DT_NOPREFIX);
SelectObject(hdc, hFontOld);
}
else
{
UINT ImageWidth, ImageHeight;
GdipGetImageWidth(g_pImage, &ImageWidth);
GdipGetImageHeight(g_pImage, &ImageHeight);
ZoomedWidth = (ImageWidth * s_nZoomPercents) / 100;
ZoomedHeight = (ImageHeight * s_nZoomPercents) / 100;
ZoomedWidth = (ImageWidth * pData->m_nZoomPercents) / 100;
ZoomedHeight = (ImageHeight * pData->m_nZoomPercents) / 100;
x = (rect.right - ZoomedWidth) / 2;
y = (rect.bottom - ZoomedHeight) / 2;
@ -595,27 +621,27 @@ ZoomWnd_OnPaint(HWND hwnd)
// Fill top part
margin = rect;
margin.bottom = y - 1;
FillRect(hdc, &margin, white);
FillRect(hdc, &margin, hBrush);
// Fill bottom part
margin.top = y + ZoomedHeight + 1;
margin.bottom = rect.bottom;
FillRect(hdc, &margin, white);
FillRect(hdc, &margin, hBrush);
// Fill left part
margin.top = y - 1;
margin.bottom = y + ZoomedHeight + 1;
margin.right = x - 1;
FillRect(hdc, &margin, white);
FillRect(hdc, &margin, hBrush);
// Fill right part
margin.left = x + ZoomedWidth + 1;
margin.right = rect.right;
FillRect(hdc, &margin, white);
FillRect(hdc, &margin, hBrush);
DPRINT("x = %d, y = %d, ImageWidth = %u, ImageHeight = %u\n");
DPRINT("rect.right = %ld, rect.bottom = %ld\n", rect.right, rect.bottom);
DPRINT("s_nZoomPercents = %d, ZoomedWidth = %d, ZoomedHeight = %d\n",
s_nZoomPercents, ZoomedWidth, ZoomedWidth);
DPRINT("m_nZoomPercents = %d, ZoomedWidth = %d, ZoomedHeight = %d\n",
pData->m_nZoomPercents, ZoomedWidth, ZoomedWidth);
if (s_nZoomPercents % 100 == 0)
if (pData->m_nZoomPercents % 100 == 0)
{
GdipSetInterpolationMode(graphics, InterpolationModeNearestNeighbor);
GdipSetSmoothingMode(graphics, SmoothingModeNone);
@ -629,6 +655,7 @@ ZoomWnd_OnPaint(HWND hwnd)
uFlags = 0;
GdipGetImageFlags(g_pImage, &uFlags);
hPenOld = SelectObject(hdc, hPen);
if (uFlags & (ImageFlagsHasAlpha | ImageFlagsHasTranslucent))
{
HBRUSH hbr = CreateCheckerBoardBrush(hdc);
@ -643,6 +670,7 @@ ZoomWnd_OnPaint(HWND hwnd)
Rectangle(hdc, x - 1, y - 1, x + ZoomedWidth + 1, y + ZoomedHeight + 1);
SelectObject(hdc, hbrOld);
}
SelectObject(hdc, hPenOld);
GdipDrawImageRectI(graphics, g_pImage, x, y, ZoomedWidth, ZoomedHeight);
}
@ -698,9 +726,14 @@ Preview_CreateToolBar(PPREVIEW_DATA pData)
{
HWND hwndToolBar;
HIMAGELIST hImageList, hOldImageList;
const DWORD style = WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT | CCS_BOTTOM | TBSTYLE_TOOLTIPS;
DWORD style = WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT | TBSTYLE_TOOLTIPS;
DWORD exstyle = 0;
hwndToolBar = CreateWindowExW(0, TOOLBARCLASSNAMEW, NULL, style,
if (!Preview_IsMainWnd(pData->m_hwnd))
return TRUE; /* FIXME */
style |= CCS_BOTTOM;
hwndToolBar = CreateWindowExW(exstyle, TOOLBARCLASSNAMEW, NULL, style,
0, 0, 0, 0, pData->m_hwnd, NULL, g_hInstance, NULL);
if (!hwndToolBar)
return FALSE;
@ -732,12 +765,12 @@ Preview_CreateToolBar(PPREVIEW_DATA pData)
LRESULT CALLBACK
ZoomWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
PPREVIEW_DATA pData = (PPREVIEW_DATA)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
PPREVIEW_DATA pData = Preview_GetData(hwnd);
switch (uMsg)
{
case WM_PAINT:
{
ZoomWnd_OnPaint(hwnd);
ZoomWnd_OnPaint(pData, hwnd);
break;
}
case WM_TIMER:
@ -762,6 +795,13 @@ Preview_OnCreate(HWND hwnd, LPCREATESTRUCT pCS)
pData->m_hwnd = hwnd;
SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LONG_PTR)pData);
if (g_hMainWnd == NULL)
g_hMainWnd = hwnd;
else if (g_hwndFullscreen == NULL)
g_hwndFullscreen = hwnd;
else
return FALSE;
DragAcceptFiles(hwnd, TRUE);
hwndZoom = CreateWindowExW(WS_EX_CLIENTEDGE, WC_STATIC, NULL, WS_CHILD | WS_VISIBLE,
@ -776,7 +816,7 @@ Preview_OnCreate(HWND hwnd, LPCREATESTRUCT pCS)
SetWindowLongPtrW(hwndZoom, GWLP_USERDATA, (LONG_PTR)pData);
SetClassLongPtr(pData->m_hwndZoom, GCL_STYLE, CS_HREDRAW | CS_VREDRAW);
pData->m_fnPrevProc = (WNDPROC)SetWindowLongPtr(pData->m_hwndZoom,
pData->m_fnPrevProc = (WNDPROC)SetWindowLongPtrW(pData->m_hwndZoom,
GWLP_WNDPROC, (LPARAM)ZoomWndProc);
if (!Preview_CreateToolBar(pData))
@ -821,7 +861,7 @@ Preview_OnMoveSize(HWND hwnd)
WINDOWPLACEMENT wp;
RECT *prc;
if (IsIconic(hwnd))
if (IsIconic(hwnd) || !Preview_IsMainWnd(hwnd))
return;
wp.length = sizeof(WINDOWPLACEMENT);
@ -836,22 +876,46 @@ Preview_OnMoveSize(HWND hwnd)
}
static VOID
Preview_OnSize(HWND hwnd, UINT state, INT cx, INT cy)
Preview_OnSize(HWND hwnd)
{
RECT rc;
RECT rc, rcClient;
PPREVIEW_DATA pData = Preview_GetData(hwnd);
HWND hToolBar = pData->m_hwndToolBar;
INT cx, cy;
SendMessageW(hToolBar, TB_AUTOSIZE, 0, 0);
/* We want 32-bit values. Don't use WM_SIZE lParam */
GetClientRect(hwnd, &rcClient);
cx = rcClient.right;
cy = rcClient.bottom;
GetWindowRect(hToolBar, &rc);
if (Preview_IsMainWnd(pData->m_hwnd))
{
SendMessageW(hToolBar, TB_AUTOSIZE, 0, 0);
GetWindowRect(hToolBar, &rc);
MoveWindow(pData->m_hwndZoom, 0, 0, cx, cy - (rc.bottom - rc.top), TRUE);
MoveWindow(pData->m_hwndZoom, 0, 0, cx, cy - (rc.bottom - rc.top), TRUE);
if (!IsIconic(hwnd)) /* Is it not minimized? */
Preview_ResetZoom(pData);
if (!IsIconic(hwnd)) /* Is it not minimized? */
Preview_ResetZoom(pData);
Preview_OnMoveSize(hwnd);
Preview_OnMoveSize(hwnd);
}
else
{
MoveWindow(pData->m_hwndZoom, 0, 0, cx, cy, TRUE);
}
}
static VOID
Preview_EndSlideShow(HWND hwnd)
{
if (Preview_IsMainWnd(hwnd))
return;
KillTimer(hwnd, SLIDESHOW_TIMER_ID);
ShowWindow(hwnd, SW_HIDE);
ShowWindow(g_hMainWnd, SW_SHOWNORMAL);
Preview_ResetZoom(Preview_GetData(g_hMainWnd));
}
static VOID
@ -930,6 +994,49 @@ Preview_Edit(HWND hwnd)
DestroyWindow(hwnd);
}
static VOID
Preview_StartSlideShow(PPREVIEW_DATA pData)
{
HWND hwnd = g_hwndFullscreen;
DWORD style = WS_POPUP | WS_CLIPSIBLINGS, exstyle = WS_EX_TOPMOST;
ShowWindow(pData->m_hwnd, SW_HIDE);
if (!IsWindow(hwnd))
{
WCHAR szTitle[256];
LoadStringW(g_hInstance, IDS_APPTITLE, szTitle, _countof(szTitle));
hwnd = CreateWindowExW(exstyle, WC_PREVIEW, szTitle, style,
0, 0, 0, 0, NULL, NULL, g_hInstance, NULL);
}
ShowWindow(hwnd, SW_SHOWMAXIMIZED);
UpdateWindow(hwnd);
SetTimer(hwnd, SLIDESHOW_TIMER_ID, SLIDESHOW_TIMER_INTERVAL, NULL);
}
static VOID
Preview_GoNextPic(PPREVIEW_DATA pData, BOOL bNext)
{
HWND hwnd = pData->m_hwnd;
if (!Preview_IsMainWnd(hwnd))
{
KillTimer(hwnd, SLIDESHOW_TIMER_ID);
SetTimer(hwnd, SLIDESHOW_TIMER_ID, SLIDESHOW_TIMER_INTERVAL, NULL);
}
if (g_pCurrentFile)
{
if (bNext)
g_pCurrentFile = g_pCurrentFile->Next;
else
g_pCurrentFile = g_pCurrentFile->Prev;
Preview_pLoadImageFromNode(pData, g_pCurrentFile);
Preview_UpdateUI(pData);
}
}
static VOID
Preview_OnCommand(HWND hwnd, UINT nCommandID)
{
@ -938,21 +1045,11 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
switch (nCommandID)
{
case IDC_PREV_PIC:
if (g_pCurrentFile)
{
g_pCurrentFile = g_pCurrentFile->Prev;
Preview_pLoadImageFromNode(pData, g_pCurrentFile);
Preview_UpdateUI(pData);
}
Preview_GoNextPic(pData, FALSE);
break;
case IDC_NEXT_PIC:
if (g_pCurrentFile)
{
g_pCurrentFile = g_pCurrentFile->Next;
Preview_pLoadImageFromNode(pData, g_pCurrentFile);
Preview_UpdateUI(pData);
}
Preview_GoNextPic(pData, TRUE);
break;
case IDC_BEST_FIT:
@ -964,7 +1061,10 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
break;
case IDC_SLIDE_SHOW:
DPRINT1("IDC_SLIDE_SHOW unimplemented\n");
if (Preview_IsMainWnd(hwnd))
Preview_StartSlideShow(pData);
else
Preview_EndSlideShow(hwnd);
break;
case IDC_ZOOM_IN:
@ -975,6 +1075,20 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
Preview_ZoomInOrOut(pData, FALSE);
break;
case IDC_ENDSLIDESHOW:
Preview_EndSlideShow(hwnd);
break;
default:
break;
}
if (!Preview_IsMainWnd(hwnd))
return;
// The following commands are for main window only:
switch (nCommandID)
{
case IDC_SAVEAS:
Preview_pSaveImageAs(pData);
break;
@ -987,7 +1101,7 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
if (g_pImage)
{
GdipImageRotateFlip(g_pImage, Rotate270FlipNone);
InvalidateRect(hwnd, NULL, FALSE);
Preview_UpdateUI(pData);
}
break;
@ -995,7 +1109,7 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
if (g_pImage)
{
GdipImageRotateFlip(g_pImage, Rotate90FlipNone);
InvalidateRect(hwnd, NULL, FALSE);
Preview_UpdateUI(pData);
}
break;
@ -1008,6 +1122,9 @@ Preview_OnCommand(HWND hwnd, UINT nCommandID)
Preview_Edit(hwnd);
Preview_UpdateUI(pData);
break;
default:
break;
}
}
@ -1032,6 +1149,8 @@ Preview_OnDestroy(HWND hwnd)
{
PPREVIEW_DATA pData = Preview_GetData(hwnd);
KillTimer(hwnd, SLIDESHOW_TIMER_ID);
pFreeFileList(g_pCurrentFile);
g_pCurrentFile = NULL;
@ -1043,8 +1162,8 @@ Preview_OnDestroy(HWND hwnd)
Anime_FreeInfo(&pData->m_Anime);
SetWindowLongPtr(pData->m_hwndZoom, GWLP_WNDPROC, (LPARAM)pData->m_fnPrevProc);
SetWindowLongPtr(pData->m_hwndZoom, GWLP_USERDATA, 0);
SetWindowLongPtrW(pData->m_hwndZoom, GWLP_WNDPROC, (LPARAM)pData->m_fnPrevProc);
SetWindowLongPtrW(pData->m_hwndZoom, GWLP_USERDATA, 0);
DestroyWindow(pData->m_hwndZoom);
pData->m_hwndZoom = NULL;
@ -1071,6 +1190,13 @@ Preview_OnDropFiles(HWND hwnd, HDROP hDrop)
DragFinish(hDrop);
}
static VOID
Preview_OnButtonDown(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (!Preview_IsMainWnd(hwnd))
Preview_EndSlideShow(hwnd);
}
LRESULT CALLBACK
PreviewWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
@ -1111,7 +1237,7 @@ PreviewWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
}
case WM_SIZE:
{
Preview_OnSize(hwnd, (UINT)wParam, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
Preview_OnSize(hwnd);
break;
}
case WM_DROPFILES:
@ -1119,11 +1245,27 @@ PreviewWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Preview_OnDropFiles(hwnd, (HDROP)wParam);
break;
}
case WM_LBUTTONDOWN:
case WM_MBUTTONDOWN:
case WM_RBUTTONDOWN:
{
Preview_OnButtonDown(hwnd, uMsg, wParam, lParam);
break;
}
case WM_DESTROY:
{
Preview_OnDestroy(hwnd);
break;
}
case WM_TIMER:
{
if (wParam == SLIDESHOW_TIMER_ID)
{
PPREVIEW_DATA pData = Preview_GetData(hwnd);
Preview_GoNextPic(pData, TRUE);
}
break;
}
default:
{
return DefWindowProcW(hwnd, uMsg, wParam, lParam);
@ -1194,6 +1336,8 @@ ImageView_Main(HWND hwnd, LPCWSTR szFileName)
/* Message Loop */
while (GetMessageW(&msg, NULL, 0, 0) > 0)
{
if (g_hwndFullscreen && TranslateAcceleratorW(g_hwndFullscreen, hAccel, &msg))
continue;
if (TranslateAcceleratorW(hMainWnd, hAccel, &msg))
continue;

1
dll/win32/shimgvw/shimgvw.rc
View file

@ -50,6 +50,7 @@ BEGIN
"S", IDC_SAVEAS, VIRTKEY, CONTROL
"E", IDC_MODIFY, VIRTKEY, CONTROL
VK_F1, IDC_HELP_TOC, VIRTKEY
VK_ESCAPE, IDC_ENDSLIDESHOW, VIRTKEY
END
/* UTF-8 */