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git://projects.qi-hardware.com/eda-tools.git
synced 2024-12-23 20:53:21 +02:00
eeshow/gui.c: replace ugly and fragile "prev" logic with a simple search
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parent
258876ef2c
commit
ff17f0e492
52
eeshow/gui.c
52
eeshow/gui.c
@ -46,8 +46,6 @@ struct gui_sheet {
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struct aoi *aois; /* areas of interest; in schematics coord */
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struct aoi *aois; /* areas of interest; in schematics coord */
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struct gui_sheet *prev; /* previous in stack */
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struct gui_sheet *next;
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struct gui_sheet *next;
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};
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};
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@ -216,6 +214,33 @@ static void zoom_to_extents(struct gui_ctx *ctx)
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}
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}
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/* ----- Navigate sheets --------------------------------------------------- */
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static void go_to_sheet(struct gui_ctx *ctx, struct gui_sheet *sheet)
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{
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ctx->curr_sheet = sheet;
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overlay_remove_all(&ctx->overlays);
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zoom_to_extents(ctx);
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}
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static bool go_up_sheet(struct gui_ctx *ctx)
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{
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struct gui_sheet *sheet;
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const struct sch_obj *obj;
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for (sheet = ctx->sheets; sheet; sheet = sheet->next)
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for (obj = sheet->sch->objs; obj; obj = obj->next)
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if (obj->type == sch_obj_sheet &&
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obj->u.sheet.sheet == ctx->curr_sheet->sch) {
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go_to_sheet(ctx, sheet);
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return 1;
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}
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return 0;
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}
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/* ----- Event handlers ---------------------------------------------------- */
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/* ----- Event handlers ---------------------------------------------------- */
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@ -285,16 +310,6 @@ static gboolean button_release_event(GtkWidget *widget, GdkEventButton *event,
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}
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}
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static void set_sheet(struct gui_ctx *ctx, struct gui_sheet *sheet)
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{
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if (sheet->prev == sheet)
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sheet->prev = NULL;
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ctx->curr_sheet = sheet;
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overlay_remove_all(&ctx->overlays);
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zoom_to_extents(ctx);
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}
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static gboolean key_press_event(GtkWidget *widget, GdkEventKey *event,
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static gboolean key_press_event(GtkWidget *widget, GdkEventKey *event,
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gpointer data)
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gpointer data)
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{
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{
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@ -317,12 +332,11 @@ static gboolean key_press_event(GtkWidget *widget, GdkEventKey *event,
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break;
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break;
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case GDK_KEY_Home:
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case GDK_KEY_Home:
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if (sheet != ctx->sheets)
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if (sheet != ctx->sheets)
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set_sheet(ctx, ctx->sheets);
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go_to_sheet(ctx, ctx->sheets);
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break;
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break;
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case GDK_KEY_BackSpace:
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case GDK_KEY_BackSpace:
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case GDK_KEY_Delete:
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case GDK_KEY_Delete:
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if (sheet->prev)
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go_up_sheet(ctx);
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set_sheet(ctx, sheet->prev);
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break;
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break;
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case GDK_KEY_q:
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case GDK_KEY_q:
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gtk_main_quit();
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gtk_main_quit();
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@ -373,10 +387,8 @@ struct sheet_aoi_ctx {
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static void close_subsheet(void *user)
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static void close_subsheet(void *user)
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{
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{
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struct gui_ctx *ctx = user;
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struct gui_ctx *ctx = user;
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const struct gui_sheet *curr_sheet = ctx->curr_sheet;
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if (curr_sheet->prev)
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go_up_sheet(ctx);
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set_sheet(ctx, curr_sheet->prev);
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}
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}
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@ -391,8 +403,7 @@ static void select_subsheet(void *user)
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if (sheet->sch == obj->u.sheet.sheet) {
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if (sheet->sch == obj->u.sheet.sheet) {
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const char *name;
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const char *name;
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sheet->prev = ctx->curr_sheet;
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go_to_sheet(ctx, sheet);
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set_sheet(ctx, sheet);
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name = sheet->sch->title ? sheet->sch->title :
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name = sheet->sch->title ? sheet->sch->title :
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obj->u.sheet.name;
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obj->u.sheet.name;
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overlay_add(&ctx->overlays, name,
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overlay_add(&ctx->overlays, name,
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@ -452,7 +463,6 @@ static void get_sheets(struct gui_ctx *ctx, const struct sheet *sheets)
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for (sheet = sheets; sheet; sheet = sheet->next) {
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for (sheet = sheets; sheet; sheet = sheet->next) {
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gui_sheet = alloc_type(struct gui_sheet);
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gui_sheet = alloc_type(struct gui_sheet);
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gui_sheet->sch = sheet;
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gui_sheet->sch = sheet;
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gui_sheet->prev = NULL;
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render(ctx, gui_sheet);
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render(ctx, gui_sheet);
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mark_aois(ctx, gui_sheet);
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mark_aois(ctx, gui_sheet);
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