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Merge pull request #1560 from shdown/refactoring 

i3bar: refactoring
This commit is contained in:
Michael Stapelberg 2015-03-22 21:29:03 +01:00
parent 0b65ea5b62 f19fa0e3c9
commit 33fa3284db
1 changed files with 62 additions and 45 deletions
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107
i3bar/src/xcb.c
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@ -106,6 +106,14 @@ struct xcb_colors_t {
};
struct xcb_colors_t colors;
const static int ws_hoff_px = 4, /* Horizontal offset between a workspace label and button borders */
ws_voff_px = 3, /* Vertical offset between a workspace label and button borders */
ws_spacing_px = 1, /* Offset between two workspace buttons */
sb_hoff_px = 4, /* Offset between the statusline and 1) workspace buttons on the left
* 2) the tray or screen edge on the right */
tray_loff_px = 2, /* Additional offset between the tray and the statusline, if the tray is not empty */
sep_voff_px = 4; /* Vertical offset between the bar and a separator */
/* We define xcb_request_failed as a macro to include the relevant line-number */
#define xcb_request_failed(cookie, err_msg) _xcb_request_failed(cookie, err_msg, __LINE__)
int _xcb_request_failed(xcb_void_cookie_t cookie, char *err_msg, int line) {
@ -123,6 +131,19 @@ uint32_t get_sep_offset(struct status_block *block) {
return 0;
}
int get_tray_width(struct tc_head* trayclients) {
trayclient *trayclient;
int tray_width = 0;
TAILQ_FOREACH_REVERSE(trayclient, trayclients, tc_head, tailq) {
if (!trayclient->mapped)
continue;
tray_width += font.height + logical_px(2);
}
if (tray_width > 0)
tray_width += logical_px(tray_loff_px);
return tray_width;
}
/*
* Redraws the statusline to the buffer
*
@ -204,7 +225,7 @@ void refresh_statusline(void) {
}
set_font_colors(statusline_ctx, fg_color, colors.bar_bg);
draw_text(block->full_text, statusline_pm, statusline_ctx, x + block->x_offset, 3, block->width);
draw_text(block->full_text, statusline_pm, statusline_ctx, x + block->x_offset, logical_px(ws_voff_px), block->width);
x += block->width + block->sep_block_width + block->x_offset + block->x_append;
uint32_t sep_offset = get_sep_offset(block);
@ -215,8 +236,8 @@ void refresh_statusline(void) {
xcb_change_gc(xcb_connection, statusline_ctx, mask, values);
xcb_poly_line(xcb_connection, XCB_COORD_MODE_ORIGIN, statusline_pm,
statusline_ctx, 2,
(xcb_point_t[]){{x - sep_offset, logical_px(4)},
{x - sep_offset, bar_height - logical_px(4)}});
(xcb_point_t[]){{x - sep_offset, logical_px(sep_voff_px)},
{x - sep_offset, bar_height - logical_px(sep_voff_px)}});
}
}
}
@ -346,31 +367,22 @@ void handle_button(xcb_button_press_event_t *event) {
i3_ws *cur_ws = NULL, *clicked_ws = NULL, *ws_walk;
TAILQ_FOREACH(ws_walk, walk->workspaces, tailq) {
int w = logical_px(10) + ws_walk->name_width;
int w = 2*logical_px(ws_hoff_px) + 2*logical_px(1) + ws_walk->name_width;
if (x >= workspace_width && x <= workspace_width + w)
clicked_ws = ws_walk;
if (ws_walk->visible)
cur_ws = ws_walk;
workspace_width += w + logical_px(1);
workspace_width += w;
if (TAILQ_NEXT(ws_walk, tailq) != NULL)
workspace_width += logical_px(ws_spacing_px);
}
if (x > workspace_width && child_want_click_events()) {
/* If the child asked for click events,
* check if a status block has been clicked. */
/* First calculate width of tray area */
trayclient *trayclient;
int tray_width = 0;
TAILQ_FOREACH_REVERSE(trayclient, walk->trayclients, tc_head, tailq) {
if (!trayclient->mapped)
continue;
tray_width += (font.height + logical_px(2));
}
if (tray_width > 0)
tray_width += logical_px(2);
int tray_width = get_tray_width(walk->trayclients);
int block_x = 0, last_block_x;
int offset = walk->rect.w - statusline_width - tray_width - logical_px(4);
int offset = walk->rect.w - statusline_width - tray_width - logical_px(sb_hoff_px);
x = original_x - offset;
if (x >= 0) {
@ -1167,7 +1179,7 @@ void init_xcb_late(char *fontname) {
font = load_font(fontname, true);
set_font(&font);
DLOG("Calculated font height: %d\n", font.height);
bar_height = font.height + logical_px(6);
bar_height = font.height + 2*logical_px(ws_voff_px);
xcb_flush(xcb_connection);
@ -1796,8 +1808,8 @@ void draw_bars(bool unhide) {
vals_border);
xcb_rectangle_t rect_border = {workspace_width,
logical_px(1),
ws_walk->name_width + logical_px(10),
font.height + logical_px(4)};
ws_walk->name_width + 2*logical_px(ws_hoff_px) + 2*logical_px(1),
font.height + 2*logical_px(ws_voff_px) - 2*logical_px(1)};
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bargc,
@ -1810,8 +1822,8 @@ void draw_bars(bool unhide) {
vals);
xcb_rectangle_t rect = {workspace_width + logical_px(1),
2 * logical_px(1),
ws_walk->name_width + logical_px(8),
font.height + logical_px(2)};
ws_walk->name_width + 2*logical_px(ws_hoff_px),
font.height + 2*logical_px(ws_voff_px) - 4*logical_px(1)};
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bargc,
@ -1819,12 +1831,19 @@ void draw_bars(bool unhide) {
&rect);
set_font_colors(outputs_walk->bargc, fg_color, bg_color);
draw_text(ws_walk->name, outputs_walk->buffer, outputs_walk->bargc,
workspace_width + logical_px(5), 3 * logical_px(1), ws_walk->name_width);
workspace_width += logical_px(10) + ws_walk->name_width + logical_px(1);
workspace_width + logical_px(ws_hoff_px) + logical_px(1),
logical_px(ws_voff_px),
ws_walk->name_width);
workspace_width += 2*logical_px(ws_hoff_px) + 2*logical_px(1) + ws_walk->name_width;
if (TAILQ_NEXT(ws_walk, tailq) != NULL)
workspace_width += logical_px(ws_spacing_px);
}
}
if (binding.name && !config.disable_binding_mode_indicator) {
workspace_width += logical_px(ws_spacing_px);
uint32_t fg_color = colors.urgent_ws_fg;
uint32_t bg_color = colors.urgent_ws_bg;
uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
@ -1834,7 +1853,10 @@ void draw_bars(bool unhide) {
outputs_walk->bargc,
mask,
vals_border);
xcb_rectangle_t rect_border = {workspace_width, 1, binding.width + 10, font.height + 4};
xcb_rectangle_t rect_border = {workspace_width,
logical_px(1),
binding.width + 2*logical_px(ws_hoff_px) + 2*logical_px(1),
font.height + 2*logical_px(ws_voff_px) - 2*logical_px(1)};
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bargc,
@ -1846,7 +1868,10 @@ void draw_bars(bool unhide) {
outputs_walk->bargc,
mask,
vals);
xcb_rectangle_t rect = {workspace_width + 1, 2, binding.width + 8, font.height + 2};
xcb_rectangle_t rect = {workspace_width + logical_px(1),
2*logical_px(1),
binding.width + 2*logical_px(ws_hoff_px),
font.height + 2*logical_px(ws_voff_px) - 4*logical_px(1)};
xcb_poly_fill_rectangle(xcb_connection,
outputs_walk->buffer,
outputs_walk->bargc,
@ -1854,10 +1879,15 @@ void draw_bars(bool unhide) {
&rect);
set_font_colors(outputs_walk->bargc, fg_color, bg_color);
draw_text(binding.name, outputs_walk->buffer, outputs_walk->bargc, workspace_width + 5, 3, binding.width);
draw_text(binding.name,
outputs_walk->buffer,
outputs_walk->bargc,
workspace_width + logical_px(ws_hoff_px) + logical_px(1),
logical_px(ws_voff_px),
binding.width);
unhide = true;
workspace_width += logical_px(10) + binding.width + logical_px(1);
workspace_width += 2*logical_px(ws_hoff_px) + 2*logical_px(1) + binding.width;
}
if (!TAILQ_EMPTY(&statusline_head)) {
@ -1866,30 +1896,17 @@ void draw_bars(bool unhide) {
/* Luckily we already prepared a seperate pixmap containing the rendered
* statusline, we just have to copy the relevant parts to the relevant
* position */
trayclient *trayclient;
int traypx = 0;
TAILQ_FOREACH(trayclient, outputs_walk->trayclients, tailq) {
if (!trayclient->mapped)
continue;
/* We assume the tray icons are quadratic (we use the font
* *height* as *width* of the icons) because we configured them
* like this. */
traypx += font.height + logical_px(2);
}
/* Add 2px of padding if there are any tray icons */
if (traypx > 0)
traypx += logical_px(2);
int tray_width = get_tray_width(outputs_walk->trayclients);
int edge_offset = logical_px(4);
int visible_statusline_width = MIN(statusline_width,
outputs_walk->rect.w - workspace_width - traypx - 2*edge_offset);
outputs_walk->rect.w - workspace_width - tray_width - 2*logical_px(sb_hoff_px));
xcb_copy_area(xcb_connection,
statusline_pm,
outputs_walk->buffer,
outputs_walk->bargc,
(int16_t)(statusline_width - visible_statusline_width), 0,
(int16_t)(outputs_walk->rect.w - traypx - edge_offset - visible_statusline_width), 0,
(int16_t)(outputs_walk->rect.w - tray_width - logical_px(sb_hoff_px) - visible_statusline_width), 0,
(int16_t)visible_statusline_width, (int16_t)bar_height);
}