]> Dogcows Code - chaz/openbox/blobdiff - openbox/focus_cycle_popup.c
when scrolling, all the items need to be redrawn to make parentrelative work
[chaz/openbox] / openbox / focus_cycle_popup.c
index 028b5d9baca31fb66e873011fddc985f16e3d899..e418d96fadb26c202e1bb65fc2c60c3b20823ac1 100644 (file)
 #include <X11/Xlib.h>
 #include <glib.h>
 
-#define ICON_SIZE 40
-#define ICON_HILITE_WIDTH 2
-#define ICON_HILITE_MARGIN 1
+/* Size of the hilite box around a window's icon */
+#define HILITE_SIZE 40
+/* Width of the outer ring around the hilite box */
+#define HILITE_WIDTH 2
+/* Space between the outer ring around the hilite box and the icon inside it */
+#define HILITE_MARGIN 1
+/* Total distance from the edge of the hilite box to the icon inside it */
+#define HILITE_OFFSET (HILITE_WIDTH + HILITE_MARGIN)
+/* Size of the icons, which can appear inside or outside of a hilite box */
+#define ICON_SIZE (HILITE_SIZE - 2*HILITE_OFFSET)
+/* Margin area around the outside of the dialog */
 #define OUTSIDE_BORDER 3
+/* Margin area around the text */
 #define TEXT_BORDER 2
+/* Scroll the list-mode list when the cursor gets within this many rows of the
+   top or bottom */
+#define SCROLL_MARGIN 4
 
 typedef struct _ObFocusCyclePopup       ObFocusCyclePopup;
 typedef struct _ObFocusCyclePopupTarget ObFocusCyclePopupTarget;
@@ -44,6 +56,7 @@ struct _ObFocusCyclePopupTarget
     ObClient *client;
     gchar *text;
     Window iconwin;
+    /* This is used when the popup is in list mode */
     Window textwin;
 };
 
@@ -52,6 +65,9 @@ struct _ObFocusCyclePopup
     ObWindow obwin;
     Window bg;
 
+    /* This is used when the popup is in icon mode */
+    Window icon_mode_text;
+
     GList *targets;
     gint n_targets;
 
@@ -59,11 +75,16 @@ struct _ObFocusCyclePopup
 
     gint maxtextw;
 
+    /* How are the list is scrolled, in scroll mode */
+    gint scroll;
+
     RrAppearance *a_bg;
     RrAppearance *a_text;
+    RrAppearance *a_hilite_text;
     RrAppearance *a_icon;
 
     gboolean mapped;
+    ObFocusCyclePopupMode mode;
 };
 
 /*! This popup shows all possible windows */
@@ -98,12 +119,19 @@ void focus_cycle_popup_startup(gboolean reconfig)
 
     popup.obwin.type = OB_WINDOW_CLASS_INTERNAL;
     popup.a_bg = RrAppearanceCopy(ob_rr_theme->osd_hilite_bg);
-    popup.a_text = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
+    popup.a_hilite_text = RrAppearanceCopy(ob_rr_theme->osd_hilite_label);
+    popup.a_text = RrAppearanceCopy(ob_rr_theme->a_unfocused_label);
     popup.a_icon = RrAppearanceCopy(ob_rr_theme->a_clear);
 
+    popup.a_hilite_text->surface.parent = popup.a_bg;
     popup.a_text->surface.parent = popup.a_bg;
     popup.a_icon->surface.parent = popup.a_bg;
 
+    popup.a_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT;
+    popup.a_hilite_text->texture[0].data.text.justify = RR_JUSTIFY_LEFT;
+
+    /* 2 textures. texture[0] is the icon.  texture[1] is the hilight, and
+       may or may not be used */
     RrAppearanceAddTextures(popup.a_icon, 2);
 
     popup.a_icon->texture[0].type = RR_TEXTURE_RGBA;
@@ -113,15 +141,18 @@ void focus_cycle_popup_startup(gboolean reconfig)
     popup.bg = create_window(obt_root(ob_screen), ob_rr_theme->obwidth,
                              CWOverrideRedirect | CWBorderPixel, &attrib);
 
+    /* create the text window used for the icon-mode popup */
+    popup.icon_mode_text = create_window(popup.bg, 0, 0, NULL);
+
     popup.targets = NULL;
     popup.n_targets = 0;
     popup.last_target = NULL;
 
     /* set up the hilite texture for the icon */
-    popup.a_icon->texture[1].data.rgba.width = ICON_SIZE;
-    popup.a_icon->texture[1].data.rgba.height = ICON_SIZE;
+    popup.a_icon->texture[1].data.rgba.width = HILITE_SIZE;
+    popup.a_icon->texture[1].data.rgba.height = HILITE_SIZE;
     popup.a_icon->texture[1].data.rgba.alpha = 0xff;
-    p = g_new(RrPixel32, ICON_SIZE * ICON_SIZE);
+    p = g_new(RrPixel32, HILITE_SIZE * HILITE_SIZE);
     popup.a_icon->texture[1].data.rgba.data = p;
 
     /* create the hilite under the target icon */
@@ -134,14 +165,14 @@ void focus_cycle_popup_startup(gboolean reconfig)
             ((ob_rr_theme->osd_color->b & 0xff) << RrDefaultBlueOffset);
 
         o = 0;
-        for (x = 0; x < ICON_SIZE; x++)
-            for (y = 0; y < ICON_SIZE; y++) {
+        for (x = 0; x < HILITE_SIZE; x++)
+            for (y = 0; y < HILITE_SIZE; y++) {
                 guchar a;
 
-                if (x < ICON_HILITE_WIDTH ||
-                    x >= ICON_SIZE - ICON_HILITE_WIDTH ||
-                    y < ICON_HILITE_WIDTH ||
-                    y >= ICON_SIZE - ICON_HILITE_WIDTH)
+                if (x < HILITE_WIDTH ||
+                    x >= HILITE_SIZE - HILITE_WIDTH ||
+                    y < HILITE_WIDTH ||
+                    y >= HILITE_SIZE - HILITE_WIDTH)
                 {
                     /* the border of the target */
                     a = 0x88;
@@ -176,9 +207,14 @@ void focus_cycle_popup_shutdown(gboolean reconfig)
         popup.targets = g_list_delete_link(popup.targets, popup.targets);
     }
 
+    g_free(popup.a_icon->texture[1].data.rgba.data);
+    popup.a_icon->texture[1].data.rgba.data = NULL;
+
+    XDestroyWindow(obt_display, popup.icon_mode_text);
     XDestroyWindow(obt_display, popup.bg);
 
     RrAppearanceFree(popup.a_icon);
+    RrAppearanceFree(popup.a_hilite_text);
     RrAppearanceFree(popup.a_text);
     RrAppearanceFree(popup.a_bg);
 }
@@ -224,9 +260,6 @@ static void popup_setup(ObFocusCyclePopup *p, gboolean create_targets,
                 t->iconwin = create_window(p->bg, 0, 0, NULL);
                 t->textwin = create_window(p->bg, 0, 0, NULL);
 
-                XMapWindow(obt_display, t->iconwin);
-                XMapWindow(obt_display, t->textwin);
-
                 p->targets = g_list_prepend(p->targets, t);
                 ++n;
             }
@@ -271,11 +304,25 @@ static void popup_render(ObFocusCyclePopup *p, const ObClient *c)
     gint x, y, w, h;
     Rect *screen_area = NULL;
     gint rgbax, rgbay, rgbaw, rgbah;
-    gint innerw, innerh;
     gint i;
     GList *it;
     const ObFocusCyclePopupTarget *newtarget;
-    gint newtargetx, newtargety;
+    gint icons_per_row;
+    gint icon_rows;
+    gint textw, texth;
+    gint selected_pos;
+    gint last_scroll;
+
+    /* vars for icon mode */
+    gint icon_mode_textx;
+    gint icon_mode_texty;
+    gint icons_center_x;
+
+    /* vars for list mode */
+    gint list_mode_icon_column_w = HILITE_SIZE + OUTSIDE_BORDER;
+
+    g_assert(p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ||
+             p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST);
 
     screen_area = screen_physical_area_active();
 
@@ -288,18 +335,64 @@ static void popup_render(ObFocusCyclePopup *p, const ObClient *c)
     t = mt + OUTSIDE_BORDER;
     b = mb + OUTSIDE_BORDER;
 
-    /* get the icon pictures' sizes */
-    innerw = ICON_SIZE - (ICON_HILITE_WIDTH + ICON_HILITE_MARGIN) * 2;
-    innerh = ICON_SIZE - (ICON_HILITE_WIDTH + ICON_HILITE_MARGIN) * 2;
-
     /* get the width from the text and keep it within limits */
     w = l + r + p->maxtextw;
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+        /* when in list mode, there are icons down the side */
+        w += list_mode_icon_column_w;
     w = MIN(w, MAX(screen_area->width/3, POPUP_WIDTH)); /* max width */
     w = MAX(w, POPUP_WIDTH); /* min width */
 
+    /* get the text height */
+    texth = RrMinHeight(p->a_hilite_text);
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+        texth = MAX(MAX(texth, RrMinHeight(p->a_text)), ICON_SIZE);
+    else
+        texth += TEXT_BORDER * 2;
+
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
+        /* how many icons will fit in that row? make the width fit that */
+        w -= l + r;
+        icons_per_row = (w + HILITE_SIZE - 1) / HILITE_SIZE;
+        w = icons_per_row * HILITE_SIZE + l + r;
+
+        /* how many rows do we need? */
+        icon_rows = (p->n_targets-1) / icons_per_row + 1;
+
+    }
+    else {
+        /* in list mode, there is one column of icons.. */
+        icons_per_row = 1;
+        /* maximum is 80% of the screen height */
+        icon_rows = MIN(p->n_targets,
+                        (4*screen_area->height/5) /* 80% of the screen */
+                        /
+                        MAX(HILITE_SIZE, texth)); /* height of each row */
+    }
+
+    /* get the text width */
+    textw = w - l - r;
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+        /* leave space on the side for the icons */
+        textw -= list_mode_icon_column_w;
+
     /* find the height of the dialog */
-#warning limit the height and scroll entries somehow
-    h = t + b + (p->n_targets * ICON_SIZE) + OUTSIDE_BORDER;
+    h = t + b + (icon_rows * MAX(HILITE_SIZE, texth));
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS)
+        /* in icon mode the text sits below the icons, so make some space */
+        h += OUTSIDE_BORDER + texth;
+
+    /* center the icons if there is less than one row */
+    if (icon_rows == 1)
+        icons_center_x = (w - p->n_targets * HILITE_SIZE) / 2;
+    else
+        icons_center_x = 0;
+
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
+        /* get the position of the text */
+        icon_mode_textx = l;
+        icon_mode_texty = h - texth - b;
+    }
 
     /* find the position for the popup (include the outer borders) */
     x = screen_area->x + (screen_area->width -
@@ -314,22 +407,49 @@ static void popup_render(ObFocusCyclePopup *p, const ObClient *c)
     rgbah = h - mt - mb;
 
     if (!p->mapped) {
-        /* position the background but don't draw it*/
+        /* position the background but don't draw it */
         XMoveResizeWindow(obt_display, p->bg, x, y, w, h);
+
+        if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS) {
+            /* position the text */
+            XMoveResizeWindow(obt_display, p->icon_mode_text,
+                              icon_mode_textx, icon_mode_texty, textw, texth);
+            XMapWindow(obt_display, popup.icon_mode_text);
+        }
+        else
+            XUnmapWindow(obt_display, popup.icon_mode_text);
+
+        /* reset the scrolling when the dialog is first shown */
+        p->scroll = 0;
     }
 
     /* find the focused target */
+    newtarget = NULL;
     for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) {
         const ObFocusCyclePopupTarget *target = it->data;
-
         if (target->client == c) {
             /* save the target */
             newtarget = target;
-            newtargetx = l;
-            newtargety = t + i * ICON_SIZE;
-
-            if (!p->mapped)
-                break; /* if we're not dimensioning, then we're done */
+            break;
+        }
+    }
+    selected_pos = i;
+
+    /* scroll the list if needed */
+    last_scroll = p->scroll;
+    if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST) {
+        const gint top = p->scroll + SCROLL_MARGIN;
+        const gint bottom = p->scroll + icon_rows - SCROLL_MARGIN;
+        const gint min_scroll = 0;
+        const gint max_scroll = p->n_targets - icon_rows;
+
+        if (top - selected_pos >= 0) {
+            p->scroll -= top - selected_pos + 1;
+            p->scroll = MAX(p->scroll, min_scroll);
+        }
+        else if (selected_pos - bottom >= 0) {
+            p->scroll += selected_pos - bottom + 1;
+            p->scroll = MIN(p->scroll, max_scroll);
         }
     }
 
@@ -345,68 +465,121 @@ static void popup_render(ObFocusCyclePopup *p, const ObClient *c)
     for (i = 0, it = p->targets; it; ++i, it = g_list_next(it)) {
         const ObFocusCyclePopupTarget *target = it->data;
 
-        /* have to redraw the targetted icon and last targetted icon,
-           they can pick up the hilite changes in the backgroud */
-        if (!p->mapped || newtarget == target || p->last_target == target) {
+        /* have to redraw the targetted icon and last targetted icon
+         * to update the hilite */
+        if (!p->mapped || newtarget == target || p->last_target == target ||
+            last_scroll != p->scroll)
+        {
+            /* row and column start from 0 */
+            const gint row = i / icons_per_row - p->scroll;
+            const gint col = i % icons_per_row;
             const ObClientIcon *icon;
-            gint innerx, innery;
+            gint iconx, icony;
+            gint list_mode_textx, list_mode_texty;
+            RrAppearance *text;
 
-            /* find the dimensions of the icon inside it */
-            innerx = l;
-            innerx += ICON_HILITE_WIDTH + ICON_HILITE_MARGIN;
-            innery = t + i * ICON_SIZE;
-            innery += ICON_HILITE_WIDTH + ICON_HILITE_MARGIN;
+            /* find the coordinates for the icon */
+            iconx = icons_center_x + l + (col * HILITE_SIZE);
+            icony = t + (row * MAX(texth, HILITE_SIZE))
+                + MAX(texth - HILITE_SIZE, 0) / 2;
 
-            /* move the icon */
-            XMoveResizeWindow(obt_display, target->iconwin,
-                              innerx, innery, innerw, innerh);
+            /* find the dimensions of the text box */
+            list_mode_textx = iconx + HILITE_SIZE + TEXT_BORDER;
+            list_mode_texty = icony + HILITE_OFFSET;
 
-            /* move the text */
-            XMoveResizeWindow(obt_display, target->textwin,
-                              innerx + ICON_SIZE, innery,
-                              w - innerx - ICON_SIZE - OUTSIDE_BORDER, innerh);
+            /* position the icon */
+            XMoveResizeWindow(obt_display, target->iconwin,
+                              iconx, icony, HILITE_SIZE, HILITE_SIZE);
+
+            /* position the text */
+            if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+                XMoveResizeWindow(obt_display, target->textwin,
+                                  list_mode_textx, list_mode_texty,
+                                  textw, texth);
+
+            /* show/hide the right windows */
+            if (row >= 0 && row < icon_rows) {
+                XMapWindow(obt_display, target->iconwin);
+                if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+                    XMapWindow(obt_display, target->textwin);
+                else
+                    XUnmapWindow(obt_display, target->textwin);
+            }
+            else {
+                XUnmapWindow(obt_display, target->textwin);
+                if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST)
+                    XUnmapWindow(obt_display, target->iconwin);
+                else
+                    XMapWindow(obt_display, target->iconwin);
+            }
 
             /* get the icon from the client */
-            icon = client_icon(target->client, innerw, innerh);
+            icon = client_icon(target->client, ICON_SIZE, ICON_SIZE);
             p->a_icon->texture[0].data.rgba.width = icon->width;
             p->a_icon->texture[0].data.rgba.height = icon->height;
+            p->a_icon->texture[0].data.rgba.twidth = ICON_SIZE;
+            p->a_icon->texture[0].data.rgba.theight = ICON_SIZE;
+            p->a_icon->texture[0].data.rgba.tx = HILITE_OFFSET;
+            p->a_icon->texture[0].data.rgba.ty = HILITE_OFFSET;
             p->a_icon->texture[0].data.rgba.alpha =
                 target->client->iconic ? OB_ICONIC_ALPHA : 0xff;
             p->a_icon->texture[0].data.rgba.data = icon->data;
 
             /* Draw the hilite? */
-#warning do i have to add more obrender interface thingers to get it to draw the icon inside the hilight? sigh
             p->a_icon->texture[1].type = (target == newtarget) ?
-                                         RR_TEXTURE_RGBA : RR_TEXTURE_NONE;
+                RR_TEXTURE_RGBA : RR_TEXTURE_NONE;
 
             /* draw the icon */
-            p->a_icon->surface.parentx = innerx;
-            p->a_icon->surface.parenty = innery;
-            RrPaint(p->a_icon, target->iconwin, innerw, innerh);
+            p->a_icon->surface.parentx = iconx;
+            p->a_icon->surface.parenty = icony;
+            RrPaint(p->a_icon, target->iconwin, HILITE_SIZE, HILITE_SIZE);
 
             /* draw the text */
-            p->a_text->texture[0].data.text.string = target->text;
-            p->a_text->surface.parentx = innerx + ICON_SIZE;
-            p->a_text->surface.parenty = innery;
-            RrPaint(p->a_text, target->textwin, w - innerx - ICON_SIZE - OUTSIDE_BORDER, innerh);
+            if (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_LIST ||
+                target == newtarget)
+            {
+                text = (target == newtarget) ? p->a_hilite_text : p->a_text;
+                text->texture[0].data.text.string = target->text;
+                text->surface.parentx =
+                    p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
+                    icon_mode_textx : list_mode_textx;
+                text->surface.parenty =
+                    p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
+                    icon_mode_texty : list_mode_texty;
+                RrPaint(text,
+                        (p->mode == OB_FOCUS_CYCLE_POPUP_MODE_ICONS ?
+                         p->icon_mode_text : target->textwin),
+                        textw, texth);
+            }
         }
     }
 
     p->last_target = newtarget;
 
     g_free(screen_area);
+
+    XFlush(obt_display);
 }
 
 void focus_cycle_popup_show(ObClient *c, gboolean iconic_windows,
                             gboolean all_desktops, gboolean dock_windows,
-                            gboolean desktop_windows)
+                            gboolean desktop_windows,
+                            ObFocusCyclePopupMode mode)
 {
     g_assert(c != NULL);
 
+    if (mode == OB_FOCUS_CYCLE_POPUP_MODE_NONE) {
+        focus_cycle_popup_hide();
+        return;
+    }
+
     /* do this stuff only when the dialog is first showing */
-    if (!popup.mapped)
-        popup_setup(&popup, TRUE, iconic_windows, all_desktops,
+    if (!popup.mapped) {
+        popup_setup(&popup, TRUE, iconic_windows, all_desktops, 
                     dock_windows, desktop_windows);
+        /* this is fixed once the dialog is shown */
+        popup.mode = mode;
+    }
     g_assert(popup.targets != NULL);
 
     popup_render(&popup, c);
@@ -477,7 +650,8 @@ void focus_cycle_popup_single_show(struct _ObClient *c,
     }
 
     text = popup_get_name(c);
-    icon_popup_show(single_popup, text, client_icon(c, ICON_SIZE, ICON_SIZE));
+    icon_popup_show(single_popup, text, client_icon(c, HILITE_SIZE,
+                                                    HILITE_SIZE));
     g_free(text);
     screen_hide_desktop_popup();
 }
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