#include <stdio.h>
#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
#include <cairo.h>
#include <cairo-xlib.h>
#include "server.h"
#include "tooltip.h"
#include "panel.h"
-
-// TODO: Use timer_create instead of setitimer, because SIGALRM is not the right signal for this...
-// Reason: If we want to implement autohide we have to use another signal...
+#include "timer.h"
static int x, y, width, height;
-// give the tooltip some reasonable default values
-Tooltip g_tooltip = {
- .task = 0,
- .window = 0,
- .show_timeout = { .it_interval={0, 0}, .it_value={0, 0} },
- .hide_timeout = { .it_interval={0, 0}, .it_value={0, 0} },
- .enabled = False,
- .current_state = TOOLTIP_ABOUT_TO_HIDE,
- .mapped = False,
- .paddingx = 0,
- .paddingy = 0,
- .font_color = { .color={1, 1, 1}, .alpha=1 },
- .background_color = { .color={0.5, 0.4, 0.5}, .alpha=1 },
- .border = { .color={0, 0, 0}, .alpha=1, .width=1, .rounded=0 },
- .font_desc = 0
-};
+// the next functions are helper functions for tooltip handling
+void start_show_timeout();
+void start_hide_timeout();
+void stop_tooltip_timeout();
-void init_tooltip()
+Tooltip g_tooltip;
+
+
+void default_tooltip()
{
- if (!g_tooltip.font_desc)
- g_tooltip.font_desc = pango_font_description_from_string("sans 10");
+ // give the tooltip some reasonable default values
+ memset(&g_tooltip, 0, sizeof(Tooltip));
- XSetWindowAttributes attr;
- attr.override_redirect = True;
- attr.event_mask = ExposureMask;
- if (g_tooltip.window) XDestroyWindow(server.dsp, g_tooltip.window);
- g_tooltip.window = XCreateWindow(server.dsp, server.root_win, 0, 0, 100, 20, 0, server.depth, InputOutput, CopyFromParent, CWOverrideRedirect|CWEventMask, &attr);
+ g_tooltip.font_color.color[0] = 1;
+ g_tooltip.font_color.color[1] = 1;
+ g_tooltip.font_color.color[2] = 1;
+ g_tooltip.font_color.alpha = 1;
}
-
void cleanup_tooltip()
{
- alarm(0);
- tooltip_hide();
- g_tooltip.enabled = False;
- g_tooltip.current_state = TOOLTIP_ABOUT_TO_HIDE;
- if (g_tooltip.task) {
- g_tooltip.task = 0;
- }
- if (g_tooltip.window) {
- XDestroyWindow(server.dsp, g_tooltip.window);
- g_tooltip.window = 0;
- }
- if (g_tooltip.font_desc) {
- pango_font_description_free(g_tooltip.font_desc);
- g_tooltip.font_desc = 0;
- }
+ stop_tooltip_timeout();
+ tooltip_hide(0);
+ tooltip_copy_text(0);
+ if (g_tooltip.window) XDestroyWindow(server.dsp, g_tooltip.window);
+ if (g_tooltip.font_desc) pango_font_description_free(g_tooltip.font_desc);
}
-void tooltip_sighandler(int sig)
+void init_tooltip()
{
- if (g_tooltip.current_state == TOOLTIP_ABOUT_TO_SHOW)
- tooltip_show();
- else if (g_tooltip.current_state == TOOLTIP_ABOUT_TO_HIDE)
- tooltip_hide();
+ if (!g_tooltip.font_desc)
+ g_tooltip.font_desc = pango_font_description_from_string("sans 10");
+
+ XSetWindowAttributes attr;
+ attr.override_redirect = True;
+ attr.event_mask = StructureNotifyMask;
+ attr.colormap = server.colormap;
+ attr.background_pixel = 0;
+ attr.border_pixel = 0;
+ unsigned long mask = CWEventMask|CWColormap|CWBorderPixel|CWBackPixel|CWOverrideRedirect;
+ if (g_tooltip.window) XDestroyWindow(server.dsp, g_tooltip.window);
+ g_tooltip.window = XCreateWindow(server.dsp, server.root_win, 0, 0, 100, 20, 0, server.depth, InputOutput, server.visual, mask, &attr);
}
-void tooltip_trigger_show(Task* task, int x_root, int y_root)
+void tooltip_trigger_show(Area* area, Panel* p, XEvent *e)
{
- x = x_root;
- y = y_root;
-
- if (g_tooltip.mapped && g_tooltip.task != task) {
- g_tooltip.task = task;
+ // Position the tooltip in the center of the area
+ x = area->posx + area->width / 2 + e->xmotion.x_root - e->xmotion.x;
+ y = area->posy + area->height / 2 + e->xmotion.y_root - e->xmotion.y;
+ if (!panel_horizontal)
+ y -= height/2;
+ g_tooltip.panel = p;
+ if (g_tooltip.mapped && g_tooltip.area != area) {
+ tooltip_copy_text(area);
tooltip_update();
- alarm(0);
+ stop_tooltip_timeout();
}
else if (!g_tooltip.mapped) {
- g_tooltip.current_state = TOOLTIP_ABOUT_TO_SHOW;
- g_tooltip.task = task;
- struct timeval t = g_tooltip.show_timeout.it_value;
- if (t.tv_sec == 0 && t.tv_usec == 0) {
- alarm(0);
- tooltip_show();
- }
- else
- setitimer(ITIMER_REAL, &g_tooltip.show_timeout, 0);
+ start_show_timeout();
}
}
-void tooltip_show()
+void tooltip_show(void* arg)
{
- if (!g_tooltip.mapped) {
+ int mx, my;
+ Window w;
+ XTranslateCoordinates( server.dsp, server.root_win, g_tooltip.panel->main_win, x, y, &mx, &my, &w);
+ Area* area = click_area(g_tooltip.panel, mx, my);
+ stop_tooltip_timeout();
+ if (!g_tooltip.mapped && area->_get_tooltip_text) {
+ tooltip_copy_text(area);
g_tooltip.mapped = True;
XMapWindow(server.dsp, g_tooltip.window);
tooltip_update();
- alarm(0);
+ XFlush(server.dsp);
}
}
c = cairo_create(cs);
layout = pango_cairo_create_layout(c);
pango_layout_set_font_description(layout, g_tooltip.font_desc);
- pango_layout_set_text(layout, g_tooltip.task->title, -1);
+ pango_layout_set_text(layout, g_tooltip.tooltip_text, -1);
PangoRectangle r1, r2;
pango_layout_get_pixel_extents(layout, &r1, &r2);
- width = 2*g_tooltip.border.width + 2*g_tooltip.paddingx + r2.width;
- height = 2*g_tooltip.border.width + 2*g_tooltip.paddingy + r2.height;
+ width = 2*g_tooltip.bg->border.width + 2*g_tooltip.paddingx + r2.width;
+ height = 2*g_tooltip.bg->border.width + 2*g_tooltip.paddingy + r2.height;
- Panel* panel = g_tooltip.task->area.panel;
+ Panel* panel = g_tooltip.panel;
if (panel_horizontal && panel_position & BOTTOM)
y = panel->posy-height;
else if (panel_horizontal && panel_position & TOP)
else if (panel_position & LEFT)
x = panel->posx + panel->area.width;
else
- x = panel->posx - width;
+ x = panel->posx - width;
+
g_object_unref(layout);
cairo_destroy(c);
cairo_surface_destroy(cs);
// it seems quite impossible that the height needs to be adjusted, but we do it anyway.
int min_x, min_y, max_width, max_height;
- Panel* panel = g_tooltip.task->area.panel;
- int screen_width = server.monitor[panel->monitor].width;
- int screen_height = server.monitor[panel->monitor].height;
- if ( x+width <= screen_width && y+height <= screen_height && x>=0 && y>=0)
+ Panel* panel = g_tooltip.panel;
+ int screen_width = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width;
+ int screen_height = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height;
+ if ( x+width <= screen_width && y+height <= screen_height && x>=server.monitor[panel->monitor].x && y>=server.monitor[panel->monitor].y )
return; // no adjustment needed
if (panel_horizontal) {
min_x=0;
- max_width=screen_width;
- max_height=screen_height-panel->area.height;
+ max_width=server.monitor[panel->monitor].width;
+ max_height=server.monitor[panel->monitor].height-panel->area.height;
if (panel_position & BOTTOM)
min_y=0;
else
min_y=panel->area.height;
}
else {
- max_width=screen_width-panel->area.width;
+ max_width=server.monitor[panel->monitor].width-panel->area.width;
min_y=0;
- max_height=screen_height;
+ max_height=server.monitor[panel->monitor].height;
if (panel_position & LEFT)
min_x=panel->area.width;
else
min_x=0;
}
- if (x+width > server.monitor[panel->monitor].width)
- x = server.monitor[panel->monitor].width-width;
- if ( y+height>server.monitor[panel->monitor].height)
- y = server.monitor[panel->monitor].height-height;
+ if (x+width > server.monitor[panel->monitor].x + server.monitor[panel->monitor].width)
+ x = server.monitor[panel->monitor].x + server.monitor[panel->monitor].width - width;
+ if ( y+height > server.monitor[panel->monitor].y + server.monitor[panel->monitor].height)
+ y = server.monitor[panel->monitor].y + server.monitor[panel->monitor].height - height;
if (x<min_x)
x=min_x;
void tooltip_update()
{
- if (!g_tooltip.task) {
- tooltip_hide();
+ if (!g_tooltip.tooltip_text) {
+ tooltip_hide(0);
return;
}
PangoLayout* layout;
cs = cairo_xlib_surface_create(server.dsp, g_tooltip.window, server.visual, width, height);
c = cairo_create(cs);
- Color bc = g_tooltip.background_color;
- cairo_rectangle(c, 0, 0, width, height);
- cairo_set_source_rgb(c, bc.color[0], bc.color[1], bc.color[2]);
+ Color bc = g_tooltip.bg->back;
+ Border b = g_tooltip.bg->border;
+ if (server.real_transparency) {
+ clear_pixmap(g_tooltip.window, 0, 0, width, height);
+ draw_rect(c, b.width, b.width, width-2*b.width, height-2*b.width, b.rounded-b.width/1.571);
+ cairo_set_source_rgba(c, bc.color[0], bc.color[1], bc.color[2], bc.alpha);
+ }
+ else {
+ cairo_rectangle(c, 0., 0, width, height);
+ cairo_set_source_rgb(c, bc.color[0], bc.color[1], bc.color[2]);
+ }
cairo_fill(c);
- Border b = g_tooltip.border;
- cairo_set_source_rgba(c, b.color[0], b.color[1], b.color[2], b.alpha);
cairo_set_line_width(c, b.width);
- cairo_rectangle(c, b.width/2.0, b.width/2.0, width-b.width, height-b.width);
+ if (server.real_transparency)
+ draw_rect(c, b.width/2.0, b.width/2.0, width - b.width, height - b.width, b.rounded);
+ else
+ cairo_rectangle(c, b.width/2.0, b.width/2.0, width-b.width, height-b.width);
+ cairo_set_source_rgba(c, b.color[0], b.color[1], b.color[2], b.alpha);
cairo_stroke(c);
- config_color fc = g_tooltip.font_color;
+ Color fc = g_tooltip.font_color;
cairo_set_source_rgba(c, fc.color[0], fc.color[1], fc.color[2], fc.alpha);
layout = pango_cairo_create_layout(c);
pango_layout_set_font_description(layout, g_tooltip.font_desc);
- pango_layout_set_text(layout, g_tooltip.task->title, -1);
+ pango_layout_set_text(layout, g_tooltip.tooltip_text, -1);
PangoRectangle r1, r2;
pango_layout_get_pixel_extents(layout, &r1, &r2);
pango_layout_set_width(layout, width*PANGO_SCALE);
pango_layout_set_height(layout, height*PANGO_SCALE);
pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
// I do not know why this is the right way, but with the below cairo_move_to it seems to be centered (horiz. and vert.)
- cairo_move_to(c, -r1.x/2+g_tooltip.border.width+g_tooltip.paddingx, -r1.y/2+g_tooltip.border.width+g_tooltip.paddingy);
+ cairo_move_to(c, -r1.x/2+g_tooltip.bg->border.width+g_tooltip.paddingx, -r1.y/2+g_tooltip.bg->border.width+g_tooltip.paddingy);
pango_cairo_show_layout (c, layout);
g_object_unref (layout);
void tooltip_trigger_hide(Tooltip* tooltip)
{
if (g_tooltip.mapped) {
- g_tooltip.current_state = TOOLTIP_ABOUT_TO_HIDE;
- struct timeval t = g_tooltip.hide_timeout.it_value;
- g_tooltip.task = 0;
- if (t.tv_sec == 0 && t.tv_usec == 0) {
- tooltip_hide();
- alarm(0);
- }
- else
- setitimer(ITIMER_REAL, &g_tooltip.hide_timeout, 0);
+ tooltip_copy_text(0);
+ start_hide_timeout();
}
else {
- // tooltip not visible yet, but maybe an alarm is still pending
- alarm(0);
+ // tooltip not visible yet, but maybe a timeout is still pending
+ stop_tooltip_timeout();
}
}
-void tooltip_hide()
+void tooltip_hide(void* arg)
{
+ stop_tooltip_timeout();
if (g_tooltip.mapped) {
g_tooltip.mapped = False;
XUnmapWindow(server.dsp, g_tooltip.window);
+ XFlush(server.dsp);
}
}
+
+
+void start_show_timeout()
+{
+ if (g_tooltip.timeout)
+ change_timeout(g_tooltip.timeout, g_tooltip.show_timeout_msec, 0, tooltip_show, 0);
+ else
+ g_tooltip.timeout = add_timeout(g_tooltip.show_timeout_msec, 0, tooltip_show, 0);
+}
+
+
+void start_hide_timeout()
+{
+ if (g_tooltip.timeout)
+ change_timeout(g_tooltip.timeout, g_tooltip.hide_timeout_msec, 0, tooltip_hide, 0);
+ else
+ g_tooltip.timeout = add_timeout(g_tooltip.hide_timeout_msec, 0, tooltip_hide, 0);
+}
+
+
+void stop_tooltip_timeout()
+{
+ if (g_tooltip.timeout) {
+ stop_timeout(g_tooltip.timeout);
+ g_tooltip.timeout = 0;
+ }
+}
+
+
+void tooltip_copy_text(Area* area)
+{
+ free(g_tooltip.tooltip_text);
+ if (area && area->_get_tooltip_text)
+ g_tooltip.tooltip_text = strdup(area->_get_tooltip_text(area));
+ else
+ g_tooltip.tooltip_text = 0;
+ g_tooltip.area = area;
+}