From 33b17306fb887b175ce62ad30af93d4dd9fd0d7e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Sat, 21 May 2016 13:01:22 +0200
Subject: vis: add functions to query window size

---
 ui-curses.c | 10 ++++++++++
 ui.h        |  2 ++
 vis.c       |  8 ++++++++
 vis.h       |  3 +++
 4 files changed, 23 insertions(+)

diff --git a/ui-curses.c b/ui-curses.c
index 45238f3..f2f215a 100644
--- a/ui-curses.c
+++ b/ui-curses.c
@@ -938,6 +938,14 @@ static enum UiOption ui_window_options_get(UiWin *w) {
 	return win->options;
 }
 
+static int ui_window_width(UiWin *win) {
+	return ((UiCursesWin*)win)->width;
+}
+
+static int ui_window_height(UiWin *win) {
+	return ((UiCursesWin*)win)->height;
+}
+
 static void ui_window_swap(UiWin *aw, UiWin *bw) {
 	UiCursesWin *a = (UiCursesWin*)aw;
 	UiCursesWin *b = (UiCursesWin*)bw;
@@ -981,6 +989,8 @@ static UiWin *ui_window_new(Ui *ui, View *view, File *file, enum UiOption option
 		.options_get = ui_window_options_get,
 		.reload = ui_window_reload,
 		.syntax_style = ui_window_syntax_style,
+		.window_width = ui_window_width,
+		.window_height = ui_window_height,
 	};
 
 	if (!(win->win = newwin(0, 0, 0, 0))) {
diff --git a/ui.h b/ui.h
index 9061932..03857e4 100644
--- a/ui.h
+++ b/ui.h
@@ -80,6 +80,8 @@ struct UiWin {
 	void (*options_set)(UiWin*, enum UiOption);
 	enum UiOption (*options_get)(UiWin*);
 	bool (*syntax_style)(UiWin*, int id, const char *style);
+	int (*window_width)(UiWin*);
+	int (*window_height)(UiWin*);
 };
 
 #endif
diff --git a/vis.c b/vis.c
index 9e05a6b..6b5d458 100644
--- a/vis.c
+++ b/vis.c
@@ -268,6 +268,14 @@ bool vis_window_syntax_set(Win *win, const char *syntax) {
 	return !syntax || win->lexer_name;
 }
 
+int vis_window_width_get(const Win *win) {
+	return win->ui->window_width(win->ui);
+}
+
+int vis_window_height_get(const Win *win) {
+	return win->ui->window_height(win->ui);
+}
+
 void vis_draw(Vis *vis) {
 	vis->ui->draw(vis->ui);
 }
diff --git a/vis.h b/vis.h
index 132cc18..66e42e8 100644
--- a/vis.h
+++ b/vis.h
@@ -104,6 +104,9 @@ void vis_window_swap(Win*, Win*);
 const char *vis_window_syntax_get(Win*);
 bool vis_window_syntax_set(Win*, const char *name);
 
+int vis_window_width_get(const Win*);
+int vis_window_height_get(const Win*);
+
 /* display a user prompt with a certain title and default text */
 void vis_prompt_show(Vis*, const char *title);
 
-- 
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