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winex11: Add support for displaying system tray notification balloons.

This commit is contained in:
Alexandre Julliard 2010-12-15 16:24:15 +01:00
parent ab60be7b11
commit ace20fae86
1 changed files with 144 additions and 23 deletions
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167
dlls/winex11.drv/systray.c
View File

@ -84,9 +84,19 @@ Atom systray_atom = 0;
#define MIN_DISPLAYED 8
#define ICON_BORDER 2
#define VALID_WIN_TIMER 1
#define BALLOON_CREATE_TIMER 2
#define BALLOON_SHOW_TIMER 3
#define VALID_WIN_TIMEOUT 2000
#define BALLOON_CREATE_TIMEOUT 2000
#define BALLOON_SHOW_MIN_TIMEOUT 10000
#define BALLOON_SHOW_MAX_TIMEOUT 30000
static struct tray_icon *balloon_icon;
static HWND balloon_window;
static POINT balloon_pos;
/* stand-alone tray window */
static HWND standalone_tray;
static int icon_cx, icon_cy;
@ -102,12 +112,11 @@ static struct tray_icon *get_icon(HWND owner, UINT id)
return NULL;
}
/* create tooltip window for icon */
static void create_tooltip(struct tray_icon *icon)
static void init_common_controls(void)
{
static BOOL tooltips_initialized = FALSE;
static BOOL initialized = FALSE;
if (!tooltips_initialized)
if (!initialized)
{
INITCOMMONCONTROLSEX init_tooltip;
@ -115,24 +124,19 @@ static void create_tooltip(struct tray_icon *icon)
init_tooltip.dwICC = ICC_TAB_CLASSES;
InitCommonControlsEx(&init_tooltip);
tooltips_initialized = TRUE;
}
if (icon->info_title[0] != 0)
{
icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL,
WS_POPUP | TTS_ALWAYSTIP | TTS_BALLOON,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
icon->window, NULL, NULL, NULL);
}
else
{
icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL,
WS_POPUP | TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
icon->window, NULL, NULL, NULL);
initialized = TRUE;
}
}
/* create tooltip window for icon */
static void create_tooltip(struct tray_icon *icon)
{
init_common_controls();
icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL,
WS_POPUP | TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
icon->window, NULL, NULL, NULL);
if (icon->tooltip)
{
TTTOOLINFOW ti;
@ -146,6 +150,101 @@ static void create_tooltip(struct tray_icon *icon)
}
}
static void update_balloon_position(void)
{
RECT rect;
POINT pos;
if (!balloon_icon) return;
GetWindowRect( balloon_icon->window, &rect );
pos.x = (rect.left + rect.right) / 2;
pos.y = (rect.top + rect.bottom) / 2;
if (pos.x == balloon_pos.x && pos.y == balloon_pos.y) return; /* nothing changed */
balloon_pos = pos;
SendMessageW( balloon_window, TTM_TRACKPOSITION, 0, MAKELONG( pos.x, pos.y ));
}
static void balloon_create_timer( struct tray_icon *icon )
{
TTTOOLINFOW ti;
init_common_controls();
balloon_window = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL,
WS_POPUP | TTS_ALWAYSTIP | TTS_NOPREFIX | TTS_BALLOON | TTS_CLOSE,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
icon->window, NULL, NULL, NULL);
memset( &ti, 0, sizeof(ti) );
ti.cbSize = sizeof(TTTOOLINFOW);
ti.hwnd = icon->window;
ti.uId = (UINT_PTR)icon->window;
ti.uFlags = TTF_TRACK | TTF_IDISHWND;
ti.lpszText = icon->info_text;
SendMessageW( balloon_window, TTM_ADDTOOLW, 0, (LPARAM)&ti );
if ((icon->info_flags & NIIF_ICONMASK) == NIIF_USER)
SendMessageW( balloon_window, TTM_SETTITLEW, (WPARAM)icon->info_icon, (LPARAM)icon->info_title );
else
SendMessageW( balloon_window, TTM_SETTITLEW, icon->info_flags, (LPARAM)icon->info_title );
balloon_icon = icon;
balloon_pos.x = balloon_pos.y = MAXLONG;
update_balloon_position();
SendMessageW( balloon_window, TTM_TRACKACTIVATE, TRUE, (LPARAM)&ti );
KillTimer( icon->window, BALLOON_CREATE_TIMER );
SetTimer( icon->window, BALLOON_SHOW_TIMER, icon->info_timeout, NULL );
}
static BOOL show_balloon( struct tray_icon *icon )
{
if (standalone_tray && !show_systray) return FALSE; /* no systray window */
if (!icon->window) return FALSE; /* not displayed */
if (!icon->info_text[0]) return FALSE; /* no balloon */
balloon_icon = icon;
SetTimer( icon->window, BALLOON_CREATE_TIMER, BALLOON_CREATE_TIMEOUT, NULL );
return TRUE;
}
static void hide_balloon(void)
{
if (!balloon_icon) return;
if (balloon_window)
{
KillTimer( balloon_icon->window, BALLOON_SHOW_TIMER );
DestroyWindow( balloon_window );
balloon_window = 0;
}
else KillTimer( balloon_icon->window, BALLOON_CREATE_TIMER );
balloon_icon = NULL;
}
static void show_next_balloon(void)
{
struct tray_icon *icon;
LIST_FOR_EACH_ENTRY( icon, &icon_list, struct tray_icon, entry )
if (show_balloon( icon )) break;
}
static void update_balloon( struct tray_icon *icon )
{
if (balloon_icon == icon)
{
hide_balloon();
show_balloon( icon );
}
else if (!balloon_icon)
{
if (!show_balloon( icon )) return;
}
if (!balloon_icon) show_next_balloon();
}
static void balloon_timer(void)
{
if (balloon_icon) balloon_icon->info_text[0] = 0; /* clear text now that balloon has been shown */
hide_balloon();
show_next_balloon();
}
/* synchronize tooltip text with tooltip window */
static void update_tooltip_text(struct tray_icon *icon)
{
@ -192,8 +291,12 @@ static LRESULT WINAPI standalone_tray_wndproc( HWND hwnd, UINT msg, WPARAM wpara
{
switch (msg)
{
case WM_MOVE:
update_balloon_position();
break;
case WM_CLOSE:
ShowWindow( hwnd, SW_HIDE );
hide_balloon();
show_systray = FALSE;
return 0;
case WM_DESTROY:
@ -275,7 +378,7 @@ static LRESULT WINAPI tray_icon_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPAR
switch (msg)
{
case WM_CREATE:
SetTimer( hwnd, 1, 1000, NULL );
SetTimer( hwnd, VALID_WIN_TIMER, VALID_WIN_TIMEOUT, NULL );
break;
case WM_PAINT:
@ -315,8 +418,23 @@ static LRESULT WINAPI tray_icon_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPAR
}
return 0;
case WM_WINDOWPOSCHANGED:
update_balloon_position();
break;
case WM_TIMER:
if (!IsWindow( icon->owner )) delete_icon( icon );
switch (wparam)
{
case VALID_WIN_TIMER:
if (!IsWindow( icon->owner )) delete_icon( icon );
break;
case BALLOON_CREATE_TIMER:
balloon_create_timer( icon );
break;
case BALLOON_SHOW_TIMER:
balloon_timer();
break;
}
return 0;
case WM_CLOSE:
@ -467,6 +585,7 @@ static BOOL hide_icon( struct tray_icon *icon )
icon->window = 0;
icon->tooltip = 0;
remove_from_standalone_tray( icon );
update_balloon( icon );
return TRUE;
}
@ -485,6 +604,7 @@ static BOOL show_icon( struct tray_icon *icon )
else
add_to_standalone_tray( icon );
update_balloon( icon );
return TRUE;
}
@ -529,6 +649,7 @@ static BOOL modify_icon( struct tray_icon *icon, NOTIFYICONDATAW *nid )
icon->info_flags = nid->dwInfoFlags;
icon->info_timeout = max(min(nid->u.uTimeout, BALLOON_SHOW_MAX_TIMEOUT), BALLOON_SHOW_MIN_TIMEOUT);
icon->info_icon = nid->hBalloonIcon;
update_balloon( icon );
}
if (icon->state & NIS_HIDDEN) hide_icon( icon );
else show_icon( icon );