Commit d858f3b5 authored by Tim Evans's avatar Tim Evans Committed by Tor Lillqvist

Implement gdk_window_set_icon_list() for Win32, with support for big and

Tue Dec  8 09:41:00 2003  Tim Evans  <t.evans@aranz.com>

	* gdk/win32/gdkwindow-win32.[ch]: Implement
	gdk_window_set_icon_list() for Win32, with support for big and
	small icons and support for alpha-channel icons under Windows
	XP. Replaces the previous implementation of gdk_window_set_icon().
	(#128762)
parent 1014c413
Tue Dec 8 09:41:00 2003 Tim Evans <t.evans@aranz.com>
* gdk/win32/gdkwindow-win32.[ch]: Implement
gdk_window_set_icon_list() for Win32, with support for big and
small icons and support for alpha-channel icons under Windows
XP. Replaces the previous implementation of gdk_window_set_icon().
(#128762)
Sun Dec 14 01:28:23 2003 Matthias Clasen <maclas@gmx.de>
* gdk/x11/gdkprivate-x11.h:
......
Tue Dec 8 09:41:00 2003 Tim Evans <t.evans@aranz.com>
* gdk/win32/gdkwindow-win32.[ch]: Implement
gdk_window_set_icon_list() for Win32, with support for big and
small icons and support for alpha-channel icons under Windows
XP. Replaces the previous implementation of gdk_window_set_icon().
(#128762)
Sun Dec 14 01:28:23 2003 Matthias Clasen <maclas@gmx.de>
* gdk/x11/gdkprivate-x11.h:
......
Tue Dec 8 09:41:00 2003 Tim Evans <t.evans@aranz.com>
* gdk/win32/gdkwindow-win32.[ch]: Implement
gdk_window_set_icon_list() for Win32, with support for big and
small icons and support for alpha-channel icons under Windows
XP. Replaces the previous implementation of gdk_window_set_icon().
(#128762)
Sun Dec 14 01:28:23 2003 Matthias Clasen <maclas@gmx.de>
* gdk/x11/gdkprivate-x11.h:
......
Tue Dec 8 09:41:00 2003 Tim Evans <t.evans@aranz.com>
* gdk/win32/gdkwindow-win32.[ch]: Implement
gdk_window_set_icon_list() for Win32, with support for big and
small icons and support for alpha-channel icons under Windows
XP. Replaces the previous implementation of gdk_window_set_icon().
(#128762)
Sun Dec 14 01:28:23 2003 Matthias Clasen <maclas@gmx.de>
* gdk/x11/gdkprivate-x11.h:
......
Tue Dec 8 09:41:00 2003 Tim Evans <t.evans@aranz.com>
* gdk/win32/gdkwindow-win32.[ch]: Implement
gdk_window_set_icon_list() for Win32, with support for big and
small icons and support for alpha-channel icons under Windows
XP. Replaces the previous implementation of gdk_window_set_icon().
(#128762)
Sun Dec 14 01:28:23 2003 Matthias Clasen <maclas@gmx.de>
* gdk/x11/gdkprivate-x11.h:
......
......@@ -35,8 +35,40 @@
#include "gdkprivate-win32.h"
#include "gdkinput-win32.h"
#ifdef __MINGW32__
typedef struct {
DWORD bV5Size;
LONG bV5Width;
LONG bV5Height;
WORD bV5Planes;
WORD bV5BitCount;
DWORD bV5Compression;
DWORD bV5SizeImage;
LONG bV5XPelsPerMeter;
LONG bV5YPelsPerMeter;
DWORD bV5ClrUsed;
DWORD bV5ClrImportant;
DWORD bV5RedMask;
DWORD bV5GreenMask;
DWORD bV5BlueMask;
DWORD bV5AlphaMask;
DWORD bV5CSType;
CIEXYZTRIPLE bV5Endpoints;
DWORD bV5GammaRed;
DWORD bV5GammaGreen;
DWORD bV5GammaBlue;
DWORD bV5Intent;
DWORD bV5ProfileData;
DWORD bV5ProfileSize;
DWORD bV5Reserved;
} BITMAPV5HEADER;
#endif
#if 0
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <stdio.h> /* sprintf */
#include <stdio.h>
#endif
static GdkColormap* gdk_window_impl_win32_get_colormap (GdkDrawable *drawable);
static void gdk_window_impl_win32_set_colormap (GdkDrawable *drawable,
......@@ -92,7 +124,8 @@ gdk_window_impl_win32_init (GdkWindowImplWin32 *impl)
impl->height = 1;
impl->hcursor = NULL;
impl->hicon = NULL;
impl->hicon_big = NULL;
impl->hicon_small = NULL;
impl->hint_flags = 0;
impl->extension_events_selected = FALSE;
}
......@@ -142,10 +175,15 @@ gdk_window_impl_win32_finalize (GObject *object)
GDI_CALL (DestroyCursor, (window_impl->hcursor));
window_impl->hcursor = NULL;
}
if (window_impl->hicon != NULL)
if (window_impl->hicon_big != NULL)
{
GDI_CALL (DestroyIcon, (window_impl->hicon_big));
window_impl->hicon_big = NULL;
}
if (window_impl->hicon_small != NULL)
{
GDI_CALL (DestroyIcon, (window_impl->hicon));
window_impl->hicon = NULL;
GDI_CALL (DestroyIcon, (window_impl->hicon_small));
window_impl->hicon_small = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
......@@ -2169,121 +2207,284 @@ gdk_window_set_accept_focus (GdkWindow *window,
private->accept_focus = accept_focus;
}
void
gdk_window_set_icon_list (GdkWindow *window,
GList *pixbufs)
static HICON
pixbuf_to_hicon_alpha_winxp (GdkWindow *window,
GdkPixbuf *pixbuf)
{
g_return_if_fail (GDK_IS_WINDOW (window));
/* Based on code from
* http://www.dotnet247.com/247reference/msgs/13/66301.aspx
*/
HDC hdc;
BITMAPV5HEADER bi;
HBITMAP hBitmap, hMonoBitmap;
guchar *indata, *inrow;
guchar *outdata, *outrow;
HICON hAlphaIcon = NULL;
ICONINFO ii;
gint width, height, i, j, rowstride;
if (GDK_WINDOW_DESTROYED (window))
return;
if (pixbuf == NULL)
return NULL;
/* We could convert it to a hIcon and DrawIcon () it when getting
* a WM_PAINT with IsIconic, but is it worth it ? Same probably
* goes for gdk_window_set_icon (). Patches accepted :-) --hb
* Or do we only need to deliver the Icon on WM_GETICON ?
width = gdk_pixbuf_get_width (pixbuf); /* width of icon */
height = gdk_pixbuf_get_height (pixbuf); /* height of icon */
ZeroMemory (&bi, sizeof (BITMAPV5HEADER));
bi.bV5Size = sizeof (BITMAPV5HEADER);
bi.bV5Width = width;
bi.bV5Height = height;
bi.bV5Planes = 1;
bi.bV5BitCount = 32;
bi.bV5Compression = BI_BITFIELDS;
/* The following mask specification specifies a supported 32 BPP
* alpha format for Windows XP (BGRA format).
*/
bi.bV5RedMask = 0x00FF0000;
bi.bV5GreenMask = 0x0000FF00;
bi.bV5BlueMask = 0x000000FF;
bi.bV5AlphaMask = 0xFF000000;
/* Create the DIB section with an alpha channel. */
hdc = GetDC (NULL);
hBitmap = CreateDIBSection (hdc, (BITMAPINFO *)&bi, DIB_RGB_COLORS,
(void **)&outdata, NULL, (DWORD)0);
ReleaseDC (NULL, hdc);
/* Draw something on the DIB section */
indata = gdk_pixbuf_get_pixels (pixbuf);
rowstride = gdk_pixbuf_get_rowstride (pixbuf);
for (j=0; j<height; j++)
{
outrow = outdata + 4*j*width;
inrow = indata + (height-j-1)*rowstride;
for (i=0; i<width; i++)
{
outrow[4*i+0] = inrow[4*i+2];
outrow[4*i+1] = inrow[4*i+1];
outrow[4*i+2] = inrow[4*i+0];
outrow[4*i+3] = inrow[4*i+3];
}
}
/* Create an empty mask bitmap */
hMonoBitmap = CreateBitmap (width, height, 1, 1, NULL);
ii.fIcon = TRUE;
ii.xHotspot = 0;
ii.yHotspot = 0;
ii.hbmMask = hMonoBitmap;
ii.hbmColor = hBitmap;
/* Create the alpha cursor with the alpha DIB section */
hAlphaIcon = CreateIconIndirect (&ii);
GDI_CALL (DeleteObject, (hBitmap));
GDI_CALL (DeleteObject, (hMonoBitmap));
return hAlphaIcon;
}
void
gdk_window_set_icon (GdkWindow *window,
GdkWindow *icon_window,
GdkPixmap *pixmap,
GdkBitmap *mask)
static HICON
pixbuf_to_hicon_normal (GdkWindow *window,
GdkPixbuf *pixbuf)
{
GdkPixmap *pixmap;
GdkBitmap *mask;
HBITMAP hbmmask = NULL;
ICONINFO ii;
HICON hIcon;
gint w = 0, h = 0;
GdkWindowImplWin32 *impl;
g_return_if_fail (window != NULL);
g_return_if_fail (GDK_IS_WINDOW (window));
if (GDK_WINDOW_DESTROYED (window))
return;
impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl);
if (pixbuf == NULL)
return NULL;
if (pixmap)
{
static int num = 0;
HBITMAP hbmmask = NULL;
/* create a normal icon with a bitmap mask */
w = gdk_pixbuf_get_width (pixbuf);
h = gdk_pixbuf_get_height (pixbuf);
gdk_pixbuf_render_pixmap_and_mask_for_colormap (pixbuf,
gdk_drawable_get_colormap (window),
&pixmap,
&mask,
128);
gdk_drawable_get_size (GDK_DRAWABLE(pixmap), &w, &h);
/* we need the inverted mask for the XOR op */
{
HDC hdc1 = CreateCompatibleDC (NULL);
HBITMAP hbmold1;
/* we need the inverted mask for the XOR op */
hbmmask = CreateCompatibleBitmap (hdc1, w, h);
hbmold1 = SelectObject (hdc1, hbmmask);
if (mask)
{
HDC hdc2 = CreateCompatibleDC (NULL);
HBITMAP hbmold2 = SelectObject (hdc2, GDK_PIXMAP_HBITMAP (mask));
GDI_CALL (BitBlt, (hdc1, 0,0,w,h, hdc2, 0,0, NOTSRCCOPY));
GDI_CALL (SelectObject, (hdc2, hbmold2));
GDI_CALL (DeleteDC, (hdc2));
}
else
{
HDC hdc1 = CreateCompatibleDC (NULL);
HBITMAP hbmold1;
hbmmask = CreateCompatibleBitmap (hdc1, w, h);
hbmold1 = SelectObject (hdc1, hbmmask);
if (mask)
{
HDC hdc2 = CreateCompatibleDC (NULL);
HBITMAP hbmold2 = SelectObject (hdc2, GDK_PIXMAP_HBITMAP (mask));
GDI_CALL (BitBlt, (hdc1, 0,0,w,h, hdc2, 0,0, NOTSRCCOPY));
GDI_CALL (SelectObject, (hdc2, hbmold2));
GDI_CALL (DeleteDC, (hdc2));
}
else
{
RECT rect;
GetClipBox (hdc1, &rect);
GDI_CALL (FillRect, (hdc1, &rect, GetStockObject (WHITE_BRUSH)));
}
GDI_CALL (SelectObject, (hdc1, hbmold1));
GDI_CALL (DeleteDC, (hdc1));
RECT rect;
GetClipBox (hdc1, &rect);
GDI_CALL (FillRect, (hdc1, &rect, GetStockObject (BLACK_BRUSH)));
}
GDI_CALL (SelectObject, (hdc1, hbmold1));
GDI_CALL (DeleteDC, (hdc1));
}
ii.fIcon = TRUE;
ii.xHotspot = ii.yHotspot = 0; /* ignored for icons */
ii.hbmMask = hbmmask;
ii.hbmColor = GDK_PIXMAP_HBITMAP (pixmap);
hIcon = CreateIconIndirect (&ii);
if (!hIcon)
WIN32_API_FAILED ("CreateIconIndirect");
GDI_CALL (DeleteObject, (hbmmask));
ii.fIcon = TRUE;
ii.xHotspot = ii.yHotspot = 0; /* ignored for icons */
ii.hbmMask = hbmmask;
ii.hbmColor = GDK_PIXMAP_HBITMAP (pixmap);
hIcon = CreateIconIndirect (&ii);
if (!hIcon)
WIN32_API_FAILED ("CreateIconIndirect");
GDI_CALL (DeleteObject, (hbmmask));
#if 0 /* to debug pixmap and mask setting */
{
static int num = 0;
GdkPixbuf* pixbuf = NULL;
char name[256];
pixbuf = gdk_pixbuf_get_from_drawable (NULL, pixmap, NULL, 0, 0, 0, 0, w, h);
if (pixbuf)
{
GdkPixbuf* pixbuf = NULL;
char name[256];
pixbuf = gdk_pixbuf_get_from_drawable (NULL, pixmap, NULL, 0, 0, 0, 0, w, h);
if (pixbuf)
{
num = (num + 1) % 999; /* restrict maximim number */
sprintf (name, "c:\\temp\\ico%03dpixm.png", num);
gdk_pixbuf_save (pixbuf, name, "png", NULL, NULL);
gdk_pixbuf_unref (pixbuf);
}
pixbuf = !mask ? NULL : gdk_pixbuf_get_from_drawable (NULL, mask, NULL, 0, 0, 0, 0, w, h);
if (pixbuf)
{
sprintf (name, "c:\\temp\\ico%03dmask.png", num);
gdk_pixbuf_save (pixbuf, name, "png", NULL, NULL);
gdk_pixbuf_unref (pixbuf);
}
num = (num + 1) % 999; /* restrict maximim number */
sprintf (name, "c:\\temp\\ico%03dpixm.png", num);
gdk_pixbuf_save (pixbuf, name, "png", NULL, NULL);
gdk_pixbuf_unref (pixbuf);
}
}
#endif
SendMessage (GDK_WINDOW_HWND (window), WM_SETICON, ICON_BIG, (LPARAM)hIcon);
if (impl->hicon)
GDI_CALL (DestroyIcon, (impl->hicon));
impl->hicon = hIcon;
if (pixmap)
g_object_unref (G_OBJECT (pixmap));
if (mask)
g_object_unref (G_OBJECT (mask));
return hIcon;
}
static HICON
pixbuf_to_hicon (GdkWindow *window,
GdkPixbuf *pixbuf)
{
static gboolean is_win_xp=FALSE, is_win_xp_checked=FALSE;
if (!is_win_xp_checked)
{
OSVERSIONINFO version;
is_win_xp_checked = TRUE;
memset (&version, 0, sizeof (version));
version.dwOSVersionInfoSize = sizeof (version);
is_win_xp = GetVersionEx (&version)
&& version.dwPlatformId == VER_PLATFORM_WIN32_NT
&& (version.dwMajorVersion > 5
|| (version.dwMajorVersion == 5 && version.dwMinorVersion >= 1));
}
if (pixbuf == NULL)
return NULL;
if (is_win_xp && gdk_pixbuf_get_has_alpha (pixbuf))
return pixbuf_to_hicon_alpha_winxp (window, pixbuf);
else
{
/* reseting to default icon */
if (impl->hicon)
{
SendMessage (GDK_WINDOW_HWND (window), WM_SETICON, ICON_BIG, 0);
GDI_CALL (DestroyIcon, (impl->hicon));
impl->hicon = NULL;
}
return pixbuf_to_hicon_normal (window, pixbuf);
}
void
gdk_window_set_icon_list (GdkWindow *window,
GList *pixbufs)
{
GdkPixbuf *pixbuf, *big_pixbuf, *small_pixbuf;
gint big_diff, small_diff;
gint big_w, big_h, small_w, small_h;
gint w, h;
gint dw, dh, diff;
HICON small_hicon, big_hicon;
GdkWindowImplWin32 *impl;
gint i, big_i, small_i;
g_return_if_fail (GDK_IS_WINDOW (window));
if (GDK_WINDOW_DESTROYED (window))
return;
impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl);
/* ideal sizes for small and large icons */
big_w = GetSystemMetrics (SM_CXICON);
big_h = GetSystemMetrics (SM_CYICON);
small_w = GetSystemMetrics (SM_CXSMICON);
small_h = GetSystemMetrics (SM_CYSMICON);
/* find closest sized icons in the list */
big_pixbuf = NULL;
small_pixbuf = NULL;
big_diff = 0;
small_diff = 0;
i = 0;
while (pixbufs)
{
pixbuf = (GdkPixbuf*) pixbufs->data;
w = gdk_pixbuf_get_width (pixbuf);
h = gdk_pixbuf_get_height (pixbuf);
dw = ABS (w - big_w);
dh = ABS (h - big_h);
diff = dw*dw + dh*dh;
if (big_pixbuf == NULL || diff < big_diff)
{
big_pixbuf = pixbuf;
big_diff = diff;
big_i = i;
}
dw = ABS(w - small_w);
dh = ABS(h - small_h);
diff = dw*dw + dh*dh;
if (small_pixbuf == NULL || diff < small_diff)
{
small_pixbuf = pixbuf;
small_diff = diff;
small_i = i;
}
pixbufs = g_list_next (pixbufs);
i++;
}
GDK_NOTE (MISC, g_print ("gdk_window_set_icon: %p: %p %dx%d\n", GDK_WINDOW_HWND (window), impl->hicon, w, h));
/* Create the icons */
big_hicon = pixbuf_to_hicon (window, big_pixbuf);
small_hicon = pixbuf_to_hicon (window, small_pixbuf);
/* Set the icons */
SendMessage (GDK_WINDOW_HWND (window), WM_SETICON, ICON_BIG,
(LPARAM)big_hicon);
SendMessage (GDK_WINDOW_HWND (window), WM_SETICON, ICON_SMALL,
(LPARAM)small_hicon);
/* Store the icons, destroying any previous icons */
if (impl->hicon_big)
GDI_CALL (DestroyIcon, (impl->hicon_big));
impl->hicon_big = big_hicon;
if (impl->hicon_small)
GDI_CALL (DestroyIcon, (impl->hicon_small));
impl->hicon_small = small_hicon;
}
void
gdk_window_set_icon (GdkWindow *window,
GdkWindow *icon_window,
GdkPixmap *pixmap,
GdkBitmap *mask)
{
g_return_if_fail (window != NULL);
g_return_if_fail (GDK_IS_WINDOW (window));
/* do nothing, use gdk_window_set_icon_list instead */
}
void
......
......@@ -76,7 +76,8 @@ struct _GdkWindowImplWin32
GdkWin32PositionInfo position_info;
HCURSOR hcursor;
HICON hicon;
HICON hicon_big;
HICON hicon_small;
/* Window size hints */
gint hint_flags;
......
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