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Auto-scroll on drags beyond window boundaries

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svn path=/trunk/netsurf/; revision=10894
This commit is contained in:
Chris Young 2010-10-19 22:22:03 +00:00
parent dd067c9fba
commit 5d40458ad5
4 changed files with 67 additions and 30 deletions
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40
amiga/download.c
View File

@ -56,12 +56,10 @@
#include <reaction/reaction_macros.h>
struct Window *drag_icon = NULL;
ULONG drag_icon_width;
ULONG drag_icon_height;
struct Window *ami_drag_icon_show(struct gui_window *g, char *type, ULONG *x, ULONG *y);
void ami_drag_icon_close(struct Window *win);
struct gui_download_window *gui_download_window_create(download_context *ctx,
struct gui_window *gui)
{
@ -360,7 +358,7 @@ void gui_drag_save_object(gui_save_type type, hlcache_handle *c,
break;
}
drag_icon = ami_drag_icon_show(g, filetype, &drag_icon_width, &drag_icon_height);
ami_drag_icon_show(g->shared->win, filetype);
drag_save_data = c;
drag_save_gui = g;
@ -369,7 +367,7 @@ void gui_drag_save_object(gui_save_type type, hlcache_handle *c,
void gui_drag_save_selection(struct selection *s, struct gui_window *g)
{
drag_icon = ami_drag_icon_show(g, "ascii", &drag_icon_width, &drag_icon_height);
ami_drag_icon_show(g->shared->win, "ascii");
drag_save_data = s;
drag_save = GUI_SAVE_TEXT_SELECTION;
@ -382,7 +380,7 @@ void ami_drag_save(struct Window *win)
char *source_data;
ULONG source_size;
if(drag_icon) ami_drag_icon_close(drag_icon);
if(drag_icon) ami_drag_icon_close();
if(strcmp(option_use_pubscreen,"Workbench") == 0)
{
@ -493,9 +491,8 @@ void ami_drag_save(struct Window *win)
ami_update_pointer(win,GUI_POINTER_DEFAULT);
}
struct Window *ami_drag_icon_show(struct gui_window *g, char *type, ULONG *x, ULONG *y)
void ami_drag_icon_show(struct Window *win, char *type)
{
struct Window *win;
struct DiskObject *dobj = NULL;
ULONG *icondata1;
ULONG width, height;
@ -505,12 +502,12 @@ struct Window *ami_drag_icon_show(struct gui_window *g, char *type, ULONG *x, UL
if(option_drag_save_icons == false)
{
gui_window_set_pointer(g, AMI_GUI_POINTER_DRAG);
return NULL;
ami_update_pointer(win, AMI_GUI_POINTER_DRAG);
return;
}
else
{
gui_window_set_pointer(g, GUI_POINTER_DEFAULT);
ami_update_pointer(win, GUI_POINTER_DEFAULT);
}
if(type == "drawer") deftype = WBDRAWER;
@ -524,10 +521,10 @@ struct Window *ami_drag_icon_show(struct gui_window *g, char *type, ULONG *x, UL
ICONCTRLA_GetHeight,&height,
TAG_DONE);
*x = width;
*y = height;
drag_icon_width = width;
drag_icon_height = height;
win = OpenWindowTags(NULL,
drag_icon = OpenWindowTags(NULL,
WA_Left, scrn->MouseX - (width/2),
WA_Top, scrn->MouseY - (height/2),
WA_Width, width,
@ -542,27 +539,24 @@ struct Window *ami_drag_icon_show(struct gui_window *g, char *type, ULONG *x, UL
/* probably need layouticon and drawinfo stuff too */
DrawIconState(win->RPort, dobj, NULL, 0, 0, IDS_NORMAL,
DrawIconState(drag_icon->RPort, dobj, NULL, 0, 0, IDS_NORMAL,
ICONDRAWA_Frameless, TRUE,
ICONDRAWA_Borderless, TRUE,
// ICONDRAWA_Transparency, 128,
TAG_DONE);
return win;
}
void ami_drag_icon_move(struct Window *win)
void ami_drag_icon_move(void)
{
if(win == NULL) return;
if(drag_icon == NULL) return;
ChangeWindowBox(win, scrn->MouseX - (drag_icon_width / 2),
ChangeWindowBox(drag_icon, scrn->MouseX - (drag_icon_width / 2),
scrn->MouseY - (drag_icon_height / 2),
drag_icon_width, drag_icon_height);
}
void ami_drag_icon_close(struct Window *win)
void ami_drag_icon_close(void)
{
if(win) CloseWindow(win);
if(drag_icon) CloseWindow(drag_icon);
drag_icon = NULL;
}

5
amiga/download.h
View File

@ -45,12 +45,13 @@ struct gui_download_window {
int drag_save;
void *drag_save_data;
struct gui_window *drag_save_gui;
struct Window *drag_icon;
void ami_download_window_abort(struct gui_download_window *dw);
BOOL ami_download_window_event(struct gui_download_window *dw);
void ami_drag_save(struct Window *win);
void ami_drag_icon_move(struct Window *win);
void ami_drag_icon_show(struct Window *win, char *type);
void ami_drag_icon_close(void);
void ami_drag_icon_move(void);
void ami_free_download_list(struct List *dllist);
void ami_superimpose_favicon(STRPTR path, struct hlcache_handle *icon, STRPTR type);

29
amiga/gui.c
View File

@ -1012,9 +1012,6 @@ void ami_handle_msg(void)
switch(result & WMHI_CLASSMASK) // class
{
case WMHI_MOUSEMOVE:
if(drag_icon)
ami_drag_icon_move(drag_icon);
GetAttr(SPACE_AreaBox, (Object *)gwin->objects[GID_BROWSER],
(ULONG *)&bbox);
@ -1030,6 +1027,32 @@ void ami_handle_msg(void)
width=bbox->Width;
height=bbox->Height;
if(gwin->mouse_state & BROWSER_MOUSE_DRAG_ON)
{
int drag_x_move = 0, drag_y_move = 0;
ami_drag_icon_move();
if(gwin->win->MouseX < bbox->Left)
drag_x_move = gwin->win->MouseX - bbox->Left;
if(gwin->win->MouseX > (bbox->Left + bbox->Width))
drag_x_move = gwin->win->MouseX - (bbox->Left + bbox->Width);
if(gwin->win->MouseY < bbox->Top)
drag_y_move = gwin->win->MouseY - bbox->Top;
if(gwin->win->MouseY > (bbox->Top + bbox->Height))
drag_y_move = gwin->win->MouseY - (bbox->Top + bbox->Height);
if(drag_x_move || drag_y_move)
{
gui_window_get_scroll(gwin->bw->window,
&gwin->bw->window->scrollx, &gwin->bw->window->scrolly);
gui_window_set_scroll(gwin->bw->window,
gwin->bw->window->scrollx + drag_x_move,
gwin->bw->window->scrolly + drag_y_move);
}
}
if((x>=xs) && (y>=ys) && (x<width+xs) && (y<height+ys))
{
ami_update_quals(gwin);

23
amiga/tree.c
View File

@ -242,8 +242,6 @@ void ami_tree_scroll(struct treeview_window *twin, int sx, int sy)
int x, y;
if(!twin) return;
if(sx<0) sx=0;
if(sy<0) sy=0;
GetAttr(SCROLLER_Top, twin->objects[OID_HSCROLL], (ULONG *)&x);
GetAttr(SCROLLER_Top, twin->objects[OID_VSCROLL], (ULONG *)&y);
@ -678,6 +676,27 @@ BOOL ami_tree_event(struct treeview_window *twin)
GetAttr(SCROLLER_Top, twin->objects[OID_VSCROLL], (ULONG *)&ys);
y = twin->win->MouseY - bbox->Top + ys;
if(twin->mouse_state & BROWSER_MOUSE_DRAG_ON)
{
int drag_x_move = 0, drag_y_move = 0;
/* TODO: Show drag icons on TREE_MOVE_DRAG start.
* Until then, the below line does nothing. */
ami_drag_icon_move();
if(twin->win->MouseX < bbox->Left)
drag_x_move = twin->win->MouseX - bbox->Left;
if(twin->win->MouseX > (bbox->Left + bbox->Width))
drag_x_move = twin->win->MouseX - (bbox->Left + bbox->Width);
if(twin->win->MouseY < bbox->Top)
drag_y_move = twin->win->MouseY - bbox->Top;
if(twin->win->MouseY > (bbox->Top + bbox->Height))
drag_y_move = twin->win->MouseY - (bbox->Top + bbox->Height);
if(drag_x_move || drag_y_move)
ami_tree_scroll(twin, drag_x_move, drag_y_move);
}
if((x >= xs) && (y >= ys) && (x < bbox->Width + xs) &&
(y < bbox->Height + ys))
{