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Attempts to get drag working again; Autoscroll works on listings

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Miguel de Icaza 1999-01-01 02:04:59 +00:00
parent e4c8a9d060
commit 8b98d1ebb1
3 changed files with 105 additions and 0 deletions
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5
gnome/ChangeLog
View File

@ -1,3 +1,8 @@
1998-12-31 Miguel de Icaza <miguel@nuclecu.unam.mx>
* gscreen.c (panel_create_icon_display): Provide auto-scroll
handlers for the drag stuff.
1998-12-30 Miguel de Icaza <miguel@nuclecu.unam.mx>
* gmain.c (create_panels): Register corba server here.

97
gnome/gscreen.c
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@ -53,6 +53,7 @@ GdkPixmap *icon_link_pixmap;
GdkBitmap *icon_link_mask;
GdkPixmap *icon_dev_pixmap;
GdkBitmap *icon_dev_mask;
static GtkTargetEntry drag_types [] = {
{ "text/uri-list", 0, TARGET_URI_LIST },
{ "text/plain", 0, TARGET_TEXT_PLAIN },
@ -1018,6 +1019,85 @@ panel_clist_drag_leave (GtkWidget *widget, GdkDragContext *ctx, guint time, void
}
}
/**
* panel_icon_list_scrolling_is_desirable:
*
* If the cursor is in a position close to either edge (top or bottom)
* and there is possible to scroll the window, this routine returns
* true.
*/
static gboolean
panel_icon_list_scrolling_is_desirable (WPanel *panel, int x, int y)
{
GtkAdjustment *va;
va = GNOME_ICON_LIST (panel->icons)->adj;
if (y < 10){
if (va->value > va->lower)
return TRUE;
} else {
if (y > (GTK_WIDGET (panel->icons)->allocation.height-20)){
if (va->value < va->upper)
return TRUE;
}
}
return FALSE;
}
/**
* panel_icon_list_scroll:
*
* Timer callback invoked to scroll the clist window
*/
static gboolean
panel_icon_list_scroll (gpointer data)
{
WPanel *panel = data;
GtkAdjustment *va;
va = GNOME_ICON_LIST (panel->icons)->adj;
if (panel->drag_motion_y < 10)
gtk_adjustment_set_value (va, va->value - va->step_increment);
else{
gtk_adjustment_set_value (va, va->value + va->step_increment);
}
return TRUE;
}
/**
* panel_icon_list_drag_motion:
*
* Invoked when an application dragging over us has the the cursor moved.
* If we are close to the top or bottom, we scroll the window
*/
static gboolean
panel_icon_list_drag_motion (GtkWidget *widget, GdkDragContext *ctx, int x, int y, guint time, void *data)
{
WPanel *panel = data;
panel_setup_drag_motion (panel, x, y, panel_icon_list_scrolling_is_desirable, panel_icon_list_scroll);
return TRUE;
}
/**
* panel_icon_list_drag_leave:
*
* Invoked when the dragged object has left our region
*/
static void
panel_icon_list_drag_leave (GtkWidget *widget, GdkDragContext *ctx, guint time, void *data)
{
WPanel *panel = data;
if (panel->timer_id != -1){
gtk_timeout_remove (panel->timer_id);
panel->timer_id = -1;
}
}
/*
* Create, setup the file listing display.
*/
@ -1062,6 +1142,10 @@ panel_create_file_list (WPanel *panel)
drop_types, ELEMENTS (drop_types),
GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
gtk_drag_source_set (GTK_WIDGET (file_list), GDK_BUTTON1_MASK,
drag_types, ELEMENTS (drag_types),
GDK_ACTION_LINK | GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_ASK);
gtk_signal_connect (GTK_OBJECT (file_list), "drag_data_get",
GTK_SIGNAL_FUNC (panel_drag_data_get), panel);
gtk_signal_connect (GTK_OBJECT (file_list), "drag_data_delete",
@ -1254,6 +1338,10 @@ panel_create_icon_display (WPanel *panel)
drop_types, ELEMENTS (drop_types),
GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
gtk_drag_source_set (GTK_WIDGET (ilist), GDK_BUTTON1_MASK,
drag_types, ELEMENTS (drag_types),
GDK_ACTION_LINK | GDK_ACTION_MOVE | GDK_ACTION_COPY | GDK_ACTION_ASK);
gtk_signal_connect (GTK_OBJECT (ilist), "drag_data_get",
GTK_SIGNAL_FUNC (panel_drag_data_get),
panel);
@ -1280,6 +1368,15 @@ panel_create_icon_display (WPanel *panel)
GTK_SIGNAL_FUNC (panel_widget_motion),
panel);
/*
* This signal is provide for scrolling the main window if
* data is being dragged
*/
gtk_signal_connect (GTK_OBJECT (ilist), "drag_motion",
GTK_SIGNAL_FUNC (panel_icon_list_drag_motion), panel);
gtk_signal_connect (GTK_OBJECT (ilist), "drag_leave",
GTK_SIGNAL_FUNC (panel_icon_list_drag_leave), panel);
return GTK_WIDGET (ilist);
}

3
src/dialog.c
View File

@ -79,6 +79,8 @@ void do_refresh (void)
{
if (we_are_background)
return;
#ifndef HAVE_GNOME
if (!refresh_list)
return;
else {
@ -88,6 +90,7 @@ void do_refresh (void)
do_complete_refresh (refresh_list);
}
}
#endif
}