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67 lines
1.2 KiB
C++
67 lines
1.2 KiB
C++
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#pragma once
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#include <X11/Xutil.h>
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#include "common.hpp"
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LEMONBUDDY_NS
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namespace xlib {
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static Display* g_display = nullptr;
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static Visual* g_visual = nullptr;
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/**
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* Get pointer of Xlib Display
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*/
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inline Display* get_display() {
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if (g_display == nullptr)
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g_display = XOpenDisplay(nullptr);
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return g_display;
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}
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/**
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* Get pointer of Xlib visual
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*/
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inline Visual* get_visual() {
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if (g_visual == nullptr) {
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XVisualInfo xv;
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xv.depth = 32;
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int result = 0;
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auto result_ptr = XGetVisualInfo(get_display(), VisualDepthMask, &xv, &result);
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if (result > 0)
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g_visual = result_ptr->visual;
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else
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g_visual = XDefaultVisual(get_display(), 0);
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free(result_ptr);
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}
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return g_visual;
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}
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/**
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* RAII wrapper for Xlib display locking
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*/
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// class xlib_lock {
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// public:
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// explicit xlib_lock(Display* display) {
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// XLockDisplay(display);
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// m_display = display;
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// }
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//
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// ~xlib_lock() {
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// XUnlockDisplay(m_display);
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// }
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//
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// protected:
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// Display* m_display;
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// };
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// inline auto make_display_lock() {
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// return make_unique<xlib_lock>(get_display());
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// }
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}
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LEMONBUDDY_NS_END
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