139 lines
4.4 KiB
C
139 lines
4.4 KiB
C
/*
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* vim:ts=4:sw=4:expandtab
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*/
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#include "all.h"
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/*
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* "Renders" the given container (and its children), meaning that all rects are
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* updated correctly. Note that this function does not call any xcb_*
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* functions, so the changes are completely done in memory only (and
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* side-effect free). As soon as you call x_push_changes(), the changes will be
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* updated in X11.
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*
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*/
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void render_con(Con *con) {
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printf("currently rendering node %p / %s / layout %d\n",
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con, con->name, con->layout);
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int children = 0;
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Con *child;
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TAILQ_FOREACH(child, &(con->nodes_head), nodes)
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children++;
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printf("children: %d, orientation = %d\n", children, con->orientation);
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/* Copy container rect, subtract container border */
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/* This is the actually usable space inside this container for clients */
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Rect rect = con->rect;
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rect.x += 2;
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rect.y += 2;
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rect.width -= 2 * 2;
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rect.height -= 2 * 2;
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int x = rect.x;
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int y = rect.y;
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int i = 0;
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printf("mapped = true\n");
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con->mapped = true;
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/* if this container contains a window, set the coordinates */
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if (con->window) {
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/* depending on the border style, the rect of the child window
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* needs to be smaller */
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Rect *inset = &(con->window_rect);
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*inset = (Rect){0, 0, con->rect.width, con->rect.height};
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/* TODO: different border styles */
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inset->x += 2;
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inset->width -= 2 * 2;
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inset->height -= 2;
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}
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/* Check for fullscreen nodes */
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Con *fullscreen = con_get_fullscreen_con(con);
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if (fullscreen) {
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LOG("got fs node: %p\n", fullscreen);
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fullscreen->rect = rect;
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render_con(fullscreen);
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return;
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}
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TAILQ_FOREACH(child, &(con->nodes_head), nodes) {
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/* default layout */
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if (con->layout == L_DEFAULT) {
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double percentage = 1.0 / children;
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if (child->percent > 0.0)
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percentage = child->percent;
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printf("child %p / %s requests percentage %f\n",
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child, child->name, percentage);
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if (con->orientation == HORIZ) {
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child->rect.x = x;
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child->rect.y = y;
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child->rect.width = percentage * rect.width;
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child->rect.height = rect.height;
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x += child->rect.width;
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} else {
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child->rect.x = x;
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child->rect.y = y;
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child->rect.width = rect.width;
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child->rect.height = percentage * rect.height;
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y += child->rect.height;
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}
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/* first we have the decoration, if this is a leaf node */
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if (con_is_leaf(child)) {
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printf("that child is a leaf node, subtracting deco\n");
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/* TODO: make a function for relative coords? */
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child->deco_rect.x = child->rect.x - con->rect.x;
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child->deco_rect.y = child->rect.y - con->rect.y;
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child->rect.y += 17;
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child->rect.height -= 17;
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child->deco_rect.width = child->rect.width;
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child->deco_rect.height = 17;
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}
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}
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if (con->layout == L_STACKED) {
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printf("stacked con\n");
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child->rect.x = x;
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child->rect.y = y;
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child->rect.width = rect.width;
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child->rect.height = rect.height;
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child->rect.y += (17 * children);
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child->rect.height -= (17 * children);
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child->deco_rect.x = x - con->rect.x;
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child->deco_rect.y = y - con->rect.y + (i * 17);
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child->deco_rect.width = child->rect.width;
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child->deco_rect.height = 17;
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}
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printf("child at (%d, %d) with (%d x %d)\n",
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child->rect.x, child->rect.y, child->rect.width, child->rect.height);
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printf("x now %d, y now %d\n", x, y);
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x_raise_con(child);
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render_con(child);
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i++;
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}
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/* in a stacking container, we ensure the focused client is raised */
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if (con->layout == L_STACKED) {
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Con *foc = TAILQ_FIRST(&(con->focus_head));
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x_raise_con(foc);
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}
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TAILQ_FOREACH(child, &(con->floating_head), floating_windows) {
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LOG("render floating:\n");
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LOG("floating child at (%d,%d) with %d x %d\n", child->rect.x, child->rect.y, child->rect.width, child->rect.height);
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x_raise_con(child);
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render_con(child);
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}
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printf("-- level up\n");
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}
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