fixed size of the attachedwindow for the browser extension for scaling

src/widgets/attachedwindow.cpp

@@ -8,6 +8,8 @@
 #include <QVBoxLayout>
 
 #ifdef USEWINSDK
+#include "util/windows_helper.hpp"
+
 #include "Windows.h"
 // don't even think about reordering these
 #include "Psapi.h"
@@ -177,12 +179,24 @@ void AttachedWindow::updateWindowRect_(void *_attachedPtr)
     ::SetWindowPos(hwnd, next ? next : HWND_TOPMOST, 0, 0, 0, 0,
                    SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
 
+    float scale = 1.f;
+    if (auto dpi = util::getWindowDpi(attached)) {
+        scale = dpi.get() / 96.f;
+
+        //        for (auto w : this->ui_.split->findChildren<BaseWidget *>()) {
+        //            w->setOverrideScale(scale);
+        //        }
+        //        this->ui_.split->setOverrideScale(scale);
+    }
+
     if (this->height_ == -1) {
-        ::MoveWindow(hwnd, rect.right - this->width_ - 8, rect.top + this->yOffset_ - 8,
-                     this->width_, rect.bottom - rect.top - this->yOffset_, false);
+        // ::MoveWindow(hwnd, rect.right - this->width_ - 8, rect.top + this->yOffset_ - 8,
+        //              this->width_, rect.bottom - rect.top - this->yOffset_, false);
     } else {
-        ::MoveWindow(hwnd, rect.right - this->width_ - 8, rect.bottom - this->height_ - 8,
-                     this->width_, this->height_, false);
+        ::MoveWindow(hwnd,                                          //
+                     int(rect.right - this->width_ * scale - 8),    //
+                     int(rect.bottom - this->height_ * scale - 8),  //
+                     int(this->width_ * scale), int(this->height_ * scale), true);
     }
 
 //        ::MoveWindow(hwnd, rect.right - 360, rect.top + 82, 360 - 8, rect.bottom -

src/widgets/basewidget.cpp

@@ -28,6 +28,10 @@ BaseWidget::~BaseWidget()
 
 float BaseWidget::getScale() const
 {
+    if (this->overrideScale) {
+        return this->overrideScale.get();
+    }
+
     BaseWidget *baseWidget = dynamic_cast<BaseWidget *>(this->window());
 
     if (baseWidget == nullptr) {
@@ -37,6 +41,17 @@ float BaseWidget::getScale() const
     return baseWidget->scale;
 }
 
+void BaseWidget::setOverrideScale(boost::optional<float> value)
+{
+    this->overrideScale = value;
+    this->setScale(this->getScale());
+}
+
+boost::optional<float> BaseWidget::getOverrideScale() const
+{
+    return this->overrideScale;
+}
+
 QSize BaseWidget::getScaleIndependantSize() const
 {
     return this->scaleIndependantSize;
@@ -120,8 +135,8 @@ void BaseWidget::setScale(float value)
     // update scale value
     this->scale = value;
 
-    this->scaleChangedEvent(value);
-    this->scaleChanged.invoke(value);
+    this->scaleChangedEvent(this->getScale());
+    this->scaleChanged.invoke(this->getScale());
 
     this->setScaleIndependantSize(this->getScaleIndependantSize());
 }

src/widgets/basewidget.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <QWidget>
+#include <boost/optional.hpp>
 #include <pajlada/signals/signal.hpp>
 
 namespace chatterino {
@@ -23,6 +24,9 @@ public:
     virtual float getScale() const;
     pajlada::Signals::Signal<float> scaleChanged;
 
+    void setOverrideScale(boost::optional<float>);
+    boost::optional<float> getOverrideScale() const;
+
     QSize getScaleIndependantSize() const;
     int getScaleIndependantWidth() const;
     int getScaleIndependantHeight() const;
@@ -46,6 +50,7 @@ protected:
 private:
     void init();
     float scale = 1.f;
+    boost::optional<float> overrideScale = boost::none;
     QSize scaleIndependantSize;
 
     std::vector<BaseWidget *> widgets;

src/widgets/basewindow.cpp

@@ -7,6 +7,7 @@
 #include "singletons/windowmanager.hpp"
 #include "util/nativeeventhelper.hpp"
 #include "util/posttothread.hpp"
+#include "util/windows_helper.hpp"
 #include "widgets/helper/rippleeffectlabel.hpp"
 #include "widgets/helper/shortcut.hpp"
 #include "widgets/label.hpp"
@@ -29,15 +30,6 @@
 //#include <ShellScalingApi.h>
 #pragma comment(lib, "Dwmapi.lib")
 
-typedef enum MONITOR_DPI_TYPE {
-    MDT_EFFECTIVE_DPI = 0,
-    MDT_ANGULAR_DPI = 1,
-    MDT_RAW_DPI = 2,
-    MDT_DEFAULT = MDT_EFFECTIVE_DPI
-} MONITOR_DPI_TYPE;
-
-typedef HRESULT(CALLBACK *GetDpiForMonitor_)(HMONITOR, MONITOR_DPI_TYPE, UINT *, UINT *);
-
 #include <QHBoxLayout>
 #include <QVBoxLayout>
 
@@ -78,7 +70,7 @@ BaseWindow::BaseWindow(QWidget *parent, Flags _flags)
 
 float BaseWindow::getScale() const
 {
-    return this->scale;
+    return this->getOverrideScale().value_or(this->scale);
 }
 
 BaseWindow::Flags BaseWindow::getFlags()
@@ -448,25 +440,9 @@ bool BaseWindow::nativeEvent(const QByteArray &eventType, void *message, long *r
             return true;
         }
         case WM_SHOWWINDOW: {
-            // if (IsWindows8Point1OrGreater()) {
-
-            static HINSTANCE shcore = LoadLibrary(L"Shcore.dll");
-            if (shcore != nullptr) {
-                if (auto getDpiForMonitor =
-                        GetDpiForMonitor_(GetProcAddress(shcore, "GetDpiForMonitor"))) {
-                    HMONITOR monitor = MonitorFromWindow(msg->hwnd, MONITOR_DEFAULTTONEAREST);
-
-                    UINT xScale, yScale;
-
-                    getDpiForMonitor(monitor, MDT_DEFAULT, &xScale, &yScale);
-
-                    //                    GetDpiForMonitor(monitor, MDT_DEFAULT, &xScale, &yScale);
-
-                    float scale = xScale / 96.f;
-
-                    this->nativeScale_ = scale;
-                    this->updateScale();
-                }
+            if (auto dpi = util::getWindowDpi(msg->hwnd)) {
+                this->nativeScale_ = dpi.get() / 96.f;
+                this->updateScale();
             }
 
             return true;