#endif
#include "wx/cursor.h"
+#include "wx/utils.h"
+#include "wx/app.h"
-#include "gdk/gdk.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+
+//-----------------------------------------------------------------------------
+// idle system
+//-----------------------------------------------------------------------------
+
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
//-----------------------------------------------------------------------------
// wxCursor
wxCursor::wxCursor()
{
+
}
wxCursor::wxCursor( int cursorId )
GdkCursorType gdk_cur = GDK_LEFT_PTR;
switch (cursorId)
{
+ case wxCURSOR_DEFAULT: gdk_cur = GDK_LEFT_PTR; break;
case wxCURSOR_HAND: gdk_cur = GDK_HAND1; break;
case wxCURSOR_CROSS: gdk_cur = GDK_CROSSHAIR; break;
case wxCURSOR_SIZEWE: gdk_cur = GDK_SB_H_DOUBLE_ARROW; break;
case wxCURSOR_SIZENS: gdk_cur = GDK_SB_V_DOUBLE_ARROW; break;
+ case wxCURSOR_ARROWWAIT:
case wxCURSOR_WAIT:
case wxCURSOR_WATCH: gdk_cur = GDK_WATCH; break;
case wxCURSOR_SIZING: gdk_cur = GDK_SIZING; break;
case wxCURSOR_LEFT_BUTTON: gdk_cur = GDK_LEFTBUTTON; break;
case wxCURSOR_MIDDLE_BUTTON: gdk_cur = GDK_MIDDLEBUTTON; break;
case wxCURSOR_RIGHT_BUTTON: gdk_cur = GDK_RIGHTBUTTON; break;
+ case wxCURSOR_BULLSEYE: gdk_cur = GDK_TARGET; break;
+
+ case wxCURSOR_POINT_LEFT: gdk_cur = GDK_SB_LEFT_ARROW; break;
+ case wxCURSOR_POINT_RIGHT: gdk_cur = GDK_SB_RIGHT_ARROW; break;
/*
case wxCURSOR_DOUBLE_ARROW: gdk_cur = GDK_DOUBLE_ARROW; break;
case wxCURSOR_CROSS_REVERSE: gdk_cur = GDK_CROSS_REVERSE; break;
case wxCURSOR_BASED_ARROW_DOWN: gdk_cur = GDK_BASED_ARROW_DOWN; break;
*/
default:
- wxFAIL_MSG("unsupported cursor type");
+ wxFAIL_MSG(wxT("unsupported cursor type"));
// will use the standard one
case wxCURSOR_ARROW:
M_CURSORDATA->m_cursor = gdk_cursor_new( gdk_cur );
}
+extern GtkWidget *wxGetRootWindow();
+
+wxCursor::wxCursor(const char bits[], int width, int height,
+ int hotSpotX, int hotSpotY,
+ const char maskBits[], wxColour *fg, wxColour *bg)
+{
+ if (!maskBits)
+ maskBits = bits;
+ if (!fg)
+ fg = wxBLACK;
+ if (!bg)
+ bg = wxWHITE;
+ if (hotSpotX < 0 || hotSpotX >= width)
+ hotSpotX = 0;
+ if (hotSpotY < 0 || hotSpotY >= height)
+ hotSpotY = 0;
+
+ GdkBitmap *data = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) bits, width, height );
+ GdkBitmap *mask = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) maskBits, width, height);
+
+ m_refData = new wxCursorRefData;
+ M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap(
+ data, mask, fg->GetColor(), bg->GetColor(),
+ hotSpotX, hotSpotY );
+
+ gdk_bitmap_unref( data );
+ gdk_bitmap_unref( mask );
+}
+
+
wxCursor::wxCursor( const wxCursor &cursor )
{
Ref( cursor );
}
+#if wxUSE_IMAGE
+wxCursor::wxCursor( const wxImage & image )
+{
+ unsigned char * rgbBits = image.GetData();
+ int w = image.GetWidth() ;
+ int h = image.GetHeight() ;
+ bool bHasMask = image.HasMask() ;
+ int imagebitcount = (w*h)/8;
+
+ unsigned char r, g, b ;
+ unsigned char * bits = new unsigned char [imagebitcount];
+ unsigned char * maskBits = new unsigned char [imagebitcount];
+
+ int i,j, i8; unsigned char c, cMask;
+ for (i=0; i<imagebitcount; i++)
+ {
+ bits[i] = 0;
+ i8 = i * 8;
+
+ cMask = 1;
+ for (j=0; j<8; j++)
+ {
+ // possible overflow if we do the summation first ?
+ c = rgbBits[(i8+j)*3]/3 + rgbBits[(i8+j)*3+1]/3 + rgbBits[(i8+j)*3+2]/3 ;
+ //if average value is > mid grey
+ if (c>127)
+ bits[i] = bits[i] | cMask ;
+ cMask = cMask * 2 ;
+ }
+ }
+ if (bHasMask)
+ {
+ r = image.GetMaskRed() ;
+ g = image.GetMaskGreen() ;
+ b = image.GetMaskBlue() ;
+
+ for (i=0; i<imagebitcount; i++)
+ {
+ maskBits[i] = 0x0;
+ i8 = i * 8;
+
+ cMask = 1;
+ for (j=0; j<8; j++)
+ {
+ if (rgbBits[(i8+j)*3] != r || rgbBits[(i8+j)*3+1] != g || rgbBits[(i8+j)*3+2] != b)
+ maskBits[i] = maskBits[i] | cMask ;
+ cMask = cMask * 2 ;
+ }
+ }
+ }
+ else
+ {
+ for (i=0; i<imagebitcount; i++)
+ maskBits[i]= 0xFF ;
+ }
+ //find the most frequent color(s)
+ //it seems a waste of effort to copy the image
+ //but otherwise we need to remove the const modifier ??
+ wxImage tmpImage = image.Copy();
+ wxImageHistogram histogram;
+
+ //colors as rrggbb
+ unsigned long key;
+ unsigned long value;
+ unsigned long keyMaskColor = 0;
+ if (bHasMask)
+ keyMaskColor = (r << 16) | (g << 8) | b;
+
+ tmpImage.ComputeHistogram(histogram);
+
+ long MostFreqCol = 0;
+ unsigned long nMost = 0;
+ long NextFreqCol = 0;
+ unsigned long nNext = 0;
+ wxImageHistogram::iterator entry = histogram.begin();
+
+ while ( entry != histogram.end() )
+ {
+ value = entry->second.value;
+ key = entry->first;
+ if ( !bHasMask || (key != keyMaskColor) )
+ {
+ if (value > nMost)
+ {
+ nMost = value;
+ MostFreqCol = key;
+ }
+ else if (value > nNext)
+ {
+ nNext = value;
+ NextFreqCol = key;
+ }
+ }
+ }
+
+ wxColour fg = wxColour ( (unsigned char)(MostFreqCol >> 16),
+ (unsigned char)(MostFreqCol >> 8),
+ (unsigned char)(MostFreqCol) ) ;
+
+ wxColour bg = wxColour ( (unsigned char)(NextFreqCol >> 16),
+ (unsigned char)(NextFreqCol >> 8),
+ (unsigned char)(NextFreqCol) ) ;
+
+ int hotSpotX=0;
+ int hotSpotY=0;
+
+ if (image.HasOption(wxCUR_HOTSPOT_X))
+ hotSpotX = image.GetOptionInt(wxCUR_HOTSPOT_X);
+ if (image.HasOption(wxCUR_HOTSPOT_Y))
+ hotSpotY = image.GetOptionInt(wxCUR_HOTSPOT_Y);
+
+ if (hotSpotX < 0 || hotSpotX >= w)
+ hotSpotX = 0;
+ if (hotSpotY < 0 || hotSpotY >= h)
+ hotSpotY = 0;
+
+ GdkBitmap *data = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) bits,
+ w, h );
+ GdkBitmap *mask = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) maskBits,
+ w, h );
+
+ m_refData = new wxCursorRefData;
+ M_CURSORDATA->m_cursor = gdk_cursor_new_from_pixmap(
+ data, mask, fg.GetColor(), bg.GetColor(),
+ hotSpotX, hotSpotY );
+
+ gdk_bitmap_unref( data );
+ gdk_bitmap_unref( mask );
+ delete [] bits ;
+ delete [] maskBits;
+}
+#endif
+
wxCursor::~wxCursor()
{
}
// busy cursor routines
//-----------------------------------------------------------------------------
-extern wxCursor *g_globalCursor;
+extern wxCursor g_globalCursor;
+
+static wxCursor gs_savedCursor;
+static int gs_busyCount = 0;
+
+const wxCursor &wxBusyCursor::GetStoredCursor()
+{
+ return gs_savedCursor;
+}
-static wxCursor *gs_savedCursor = NULL;
+const wxCursor wxBusyCursor::GetBusyCursor()
+{
+ return wxCursor(wxCURSOR_WATCH);
+}
void wxEndBusyCursor()
{
- wxCHECK_RET( gs_savedCursor && gs_savedCursor->Ok(),
- "calling wxEndBusyCursor() without wxBeginBusyCursor()?" );
+ if (--gs_busyCount > 0)
+ return;
- wxSetCursor(*gs_savedCursor);
- delete gs_savedCursor;
- gs_savedCursor = NULL;
+ wxSetCursor( gs_savedCursor );
+ gs_savedCursor = wxNullCursor;
+
+ if (wxTheApp)
+ wxTheApp->SendIdleEvents();
}
void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )
{
- wxASSERT_MSG( !gs_savedCursor,
- "forgot to call wxEndBusyCursor, will leak memory" );
+ if (gs_busyCount++ > 0)
+ return;
+
+ wxASSERT_MSG( !gs_savedCursor.Ok(),
+ wxT("forgot to call wxEndBusyCursor, will leak memory") );
+
+ gs_savedCursor = g_globalCursor;
+
+ wxSetCursor( wxCursor(wxCURSOR_WATCH) );
- gs_savedCursor = new wxCursor;
- if ( g_globalCursor && g_globalCursor->Ok() )
- *gs_savedCursor = *g_globalCursor;
- else
- *gs_savedCursor = wxCursor(wxCURSOR_ARROW);
- wxSetCursor(wxCursor(wxCURSOR_WATCH));
+ if (wxTheApp)
+ wxTheApp->SendIdleEvents();
+
+ gdk_flush();
}
bool wxIsBusy()
{
- return gs_savedCursor != NULL;
+ return gs_busyCount > 0;
}
void wxSetCursor( const wxCursor& cursor )
{
- if (g_globalCursor) (*g_globalCursor) = cursor;
-}
-
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+ g_globalCursor = cursor;
+}
projects / wxWidgets.git / blobdiff