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ImHex
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ui: Fix restoring window after minimized

This commit is contained in:
WerWolv 2021-08-25 19:32:47 +02:00
parent c053d54d10
commit 48b5262855
1 changed files with 43 additions and 20 deletions
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63
source/window/win_window.cpp
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@ -3,45 +3,66 @@
#if defined(OS_WINDOWS)
#include <imgui.h>
#include <imgui_internal.h>
#include <codicons_font.h>
#include <GLFW/glfw3.h>
#define GLFW_EXPOSE_NATIVE_WIN32
#include <GLFW/glfw3native.h>
#undef GLFW_EXPOSE_NATIVE_WIN32
#include <winuser.h>
#include <dwmapi.h>
#include <windowsx.h>
#include <imgui_internal.h>
#include <codicons_font.h>
namespace hex {
static LONG_PTR oldWndProc;
static float titleBarHeight;
static ImGuiMouseCursor mouseCursorIcon;
static float borderScaling;
LRESULT wndProcImHex(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
static bool isTaskbarAutoHideEnabled(UINT edge, RECT monitor) {
APPBARDATA data = { .cbSize = sizeof(APPBARDATA), .uEdge = edge, .rc = monitor };
return ::SHAppBarMessage(ABM_GETAUTOHIDEBAR, &data);
}
static LRESULT windowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
switch (uMsg) {
case WM_NCCALCSIZE: {
auto& params = *reinterpret_cast<NCCALCSIZE_PARAMS*>(lParam);
RECT &rect = params.rgrc[0];
RECT &rect = *reinterpret_cast<RECT*>(lParam);
RECT client = rect;
WINDOWPLACEMENT placement;
if (!::GetWindowPlacement(hwnd, &placement) || placement.showCmd != SW_MAXIMIZE)
return 0;
DefWindowProcW(hwnd, WM_NCCALCSIZE, wParam, lParam);
auto monitor = ::MonitorFromWindow(hwnd, MONITOR_DEFAULTTONULL);
if (monitor == nullptr) {
return 0;
if (IsMaximized(hwnd)) {
WINDOWINFO windowInfo = { .cbSize = sizeof(WINDOWINFO) };
GetWindowInfo(hwnd, &windowInfo);
rect = RECT {
.left = static_cast<LONG>(client.left + windowInfo.cyWindowBorders),
.top = static_cast<LONG>(client.top + windowInfo.cyWindowBorders),
.right = static_cast<LONG>(client.right - windowInfo.cyWindowBorders),
.bottom = static_cast<LONG>(client.bottom - windowInfo.cyWindowBorders)
};
HMONITOR hMonitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTOPRIMARY);
MONITORINFO monitorInfo = { .cbSize = sizeof(MONITORINFO) };
GetMonitorInfoW(hMonitor, &monitorInfo);
if (EqualRect(&rect, &monitorInfo.rcMonitor)) {
if (isTaskbarAutoHideEnabled(ABE_BOTTOM, monitorInfo.rcMonitor))
rect.bottom--;
else if (isTaskbarAutoHideEnabled(ABE_LEFT, monitorInfo.rcMonitor))
rect.left++;
else if (isTaskbarAutoHideEnabled(ABE_TOP, monitorInfo.rcMonitor))
rect.top++;
else if (isTaskbarAutoHideEnabled(ABE_RIGHT, monitorInfo.rcMonitor))
rect.right--;
}
} else {
rect = client;
}
MONITORINFO monitor_info{};
monitor_info.cbSize = sizeof(monitor_info);
if (!::GetMonitorInfoW(monitor, &monitor_info))
return 0;
rect = monitor_info.rcWork;
return 0;
}
case WM_SETCURSOR: {
@ -112,11 +133,13 @@
case RegionBottom | RegionRight:
return HTBOTTOMRIGHT;
case RegionClient:
default:
if ((cursor.y < (window.top + titleBarHeight * 2)) && !ImGui::IsAnyItemHovered())
return HTCAPTION;
else break;
}
}
default: break;
}
return CallWindowProc((WNDPROC)oldWndProc, hwnd, uMsg, wParam, lParam);
@ -140,7 +163,7 @@
void Window::setupNativeWindow() {
auto hwnd = glfwGetWin32Window(this->m_window);
oldWndProc = ::SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)wndProcImHex);
oldWndProc = ::SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)windowProc);
MARGINS borderless = {1,1,1,1};
::DwmExtendFrameIntoClientArea(hwnd, &borderless);