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first test of internal double buffer ==> display is bad...

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This commit is contained in:
Edouard Dupin
2011-09-20 18:27:11 +02:00
parent 74cfca4516
commit 3dad4f219b
4 changed files with 88 additions and 30 deletions
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45
Sources/CustumWidget/CodeView/CodeView.cpp
View File

@@ -54,34 +54,37 @@ CodeView::CodeView(void) : MsgBroadcast("Code View", EDN_CAT_WORK_AREA)
m_widget = gtk_drawing_area_new();
gtk_widget_set_size_request( m_widget, 200, 100);
gtk_widget_add_events( m_widget,
GDK_KEY_PRESS_MASK
| GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
| GDK_POINTER_MOTION_MASK
| GDK_POINTER_MOTION_HINT_MASK);
gtk_widget_add_events( m_widget,
GDK_KEY_PRESS_MASK
| GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
| GDK_POINTER_MOTION_MASK
| GDK_POINTER_MOTION_HINT_MASK);
# ifdef USE_GTK_VERSION_3_0
g_object_set(m_widget,"can-focus", TRUE, NULL);
# elif defined( USE_GTK_VERSION_2_0 )
GTK_WIDGET_SET_FLAGS(m_widget, GTK_CAN_FOCUS);
# endif
// Remove double-buffering ==> in the current case we can not get the previous display...
gtk_widget_set_double_buffered(m_widget, false);
// Focus Event
g_signal_connect( G_OBJECT(m_widget), "focus_in_event", G_CALLBACK(CB_focusGet), this);
g_signal_connect( G_OBJECT(m_widget), "focus_out_event", G_CALLBACK(CB_focusLost), this);
g_signal_connect( G_OBJECT(m_widget), "focus_in_event", G_CALLBACK(CB_focusGet), this);
g_signal_connect( G_OBJECT(m_widget), "focus_out_event", G_CALLBACK(CB_focusLost), this);
// Keyboard Event
g_signal_connect_after( G_OBJECT(m_widget), "key_press_event", G_CALLBACK(CB_keyboardEvent), this);
g_signal_connect_after( G_OBJECT(m_widget), "key_release_event", G_CALLBACK(CB_keyboardEvent), this);
g_signal_connect_after( G_OBJECT(m_widget), "key_press_event", G_CALLBACK(CB_keyboardEvent), this);
g_signal_connect_after( G_OBJECT(m_widget), "key_release_event", G_CALLBACK(CB_keyboardEvent), this);
// Mouse Event
g_signal_connect( G_OBJECT(m_widget), "button_press_event", G_CALLBACK(CB_mouseButtonEvent), this);
g_signal_connect( G_OBJECT(m_widget), "button_release_event", G_CALLBACK(CB_mouseButtonEvent), this);
g_signal_connect( G_OBJECT(m_widget), "motion_notify_event", G_CALLBACK(CB_mouseMotionEvent), this);
g_signal_connect( G_OBJECT(m_widget), "scroll-event", G_CALLBACK(CB_mouseScrollEvent), this);
g_signal_connect( G_OBJECT(m_widget), "button_press_event", G_CALLBACK(CB_mouseButtonEvent), this);
g_signal_connect( G_OBJECT(m_widget), "button_release_event", G_CALLBACK(CB_mouseButtonEvent), this);
g_signal_connect( G_OBJECT(m_widget), "motion_notify_event", G_CALLBACK(CB_mouseMotionEvent), this);
g_signal_connect( G_OBJECT(m_widget), "scroll-event", G_CALLBACK(CB_mouseScrollEvent), this);
// Display Event
g_signal_connect( G_OBJECT(m_widget), "realize", G_CALLBACK(CB_displayInit), this);
g_signal_connect( G_OBJECT(m_widget), "realize", G_CALLBACK(CB_displayInit), this);
# ifdef USE_GTK_VERSION_3_0
g_signal_connect( G_OBJECT(m_widget), "draw", G_CALLBACK(CB_displayDraw), this);
g_signal_connect( G_OBJECT(m_widget), "draw", G_CALLBACK(CB_displayDraw), this);
# elif defined( USE_GTK_VERSION_2_0 )
g_signal_connect( G_OBJECT(m_widget), "expose_event", G_CALLBACK(CB_displayDraw), this);
g_signal_connect( G_OBJECT(m_widget), "expose_event", G_CALLBACK(CB_displayDraw), this);
# endif
}
@@ -189,8 +192,6 @@ void CodeView::OnMessage(int32_t id, int32_t dataID)
break;
}
// Force redraw of the widget
// gtk_widget_queue_draw(m_widget);
gtk_widget_queue_draw_area(m_widget, 0, 0, m_shawableAreaX, m_shawableAreaY);
}
@@ -237,6 +238,12 @@ gboolean CodeView::CB_displayDraw( GtkWidget *widget, GdkEventExpose *event, gpo
DrawerManager monDrawer(widget, self->m_shawableAreaX, self->m_shawableAreaY);
Buffer * tmpBuf = self->m_bufferManager->Get(self->m_bufferID);
// set cursor :
/*
GdkCursor plop;
plop.GSEAL = GDK_PENCIL;
gdk_window_set_cursor(gtk_widget_get_window(self->m_widget), &plop);
*/
#ifdef COUNT_TIME
GTimeVal timeStart;
g_get_current_time(&timeStart);

1
Sources/CustumWidget/CodeView/CodeView.h
View File

@@ -54,6 +54,7 @@ class CodeView : public MsgBroadcast
private:
// main windows widget :
GtkWidget * m_widget;
DrawerManager * m_Drawer;
int32_t m_displayUniqueId;
//position_ts m_displayStart; //!< position where the display is starting
//position_ts m_displaySize; //!< number of char displayable in the screan