Enable high DPI support and fix all known DPI-related UI issues

Closes #99

Core/Controls/ControlExtensions.cs

@@ -21,6 +21,12 @@ public static void InvokeAsyncSafe(this Control control, Action func){
             control.BeginInvoke(func);
         }
 
+        public static float GetDPIScale(this Control control){
+            using(Graphics graphics = control.CreateGraphics()){
+                return graphics.DpiY/96F;
+            }
+        }
+
         public static bool IsFullyOutsideView(this Form form){
             return !Screen.AllScreens.Any(screen => screen.WorkingArea.IntersectsWith(form.Bounds));
         }

Core/Notification/FormNotificationBase.cs

@@ -70,6 +70,8 @@ protected Point PrimaryLocation{
         protected readonly Form owner;
         protected readonly ChromiumWebBrowser browser;
 
+        protected float dpiScale;
+
         private readonly ResourceHandlerNotification resourceHandler = new ResourceHandlerNotification();
 
         private string currentColumn;
@@ -103,6 +105,8 @@ public FormNotificationBase(Form owner, bool enableContextMenu){
             this.browser.ConsoleMessage += BrowserUtils.HandleConsoleMessage;
             #endif
 
+            this.dpiScale = this.GetDPIScale();
+
             DefaultResourceHandlerFactory handlerFactory = (DefaultResourceHandlerFactory)browser.ResourceHandlerFactory;
             handlerFactory.RegisterHandler("https://tweetdeck.twitter.com", this.resourceHandler);
 
@@ -177,7 +181,7 @@ protected virtual void LoadTweet(TweetNotification tweet){
         }
 
         protected virtual void SetNotificationSize(int width, int height){
-            browser.ClientSize = ClientSize = new Size((int)Math.Round(width*Program.UserConfig.ZoomMultiplier), (int)Math.Round(height*Program.UserConfig.ZoomMultiplier));
+            browser.ClientSize = ClientSize = new Size((int)Math.Round(width*dpiScale*Program.UserConfig.ZoomMultiplier), (int)Math.Round(height*dpiScale*Program.UserConfig.ZoomMultiplier));
         }
 
         protected virtual void OnNotificationReady(){

Core/Notification/FormNotificationMain.cs

@@ -22,22 +22,6 @@ static FormNotificationMain(){
             NotificationJS = ScriptLoader.LoadResource(NotificationScriptFile);
             PluginJS = ScriptLoader.LoadResource(PluginManager.PluginNotificationScriptFile);
         }
-
-        private static int BaseClientWidth{
-            get{
-                int level = TweetNotification.FontSizeLevel;
-                int width = level == 0 ? 284 : (int)Math.Round(284.0*(1.0+0.05*level));
-                return (int)Math.Round(width*Program.UserConfig.ZoomMultiplier);
-            }
-        }
-
-        private static int BaseClientHeight{
-            get{
-                int level = TweetNotification.FontSizeLevel;
-                int height = level == 0 ? 118 : (int)Math.Round(118.0*(1.0+0.075*level));
-                return (int)Math.Round(height*Program.UserConfig.ZoomMultiplier);
-            }
-        }
         
         private readonly PluginManager plugins;
 
@@ -68,6 +52,22 @@ private bool RequiresResize{
             }
         }
 
+        private int BaseClientWidth{
+            get{
+                int level = TweetNotification.FontSizeLevel;
+                int width = level == 0 ? 284 : (int)Math.Round(284.0*(1.0+0.05*level));
+                return (int)Math.Round(width*dpiScale*Program.UserConfig.ZoomMultiplier);
+            }
+        }
+
+        private int BaseClientHeight{
+            get{
+                int level = TweetNotification.FontSizeLevel;
+                int height = level == 0 ? 118 : (int)Math.Round(118.0*(1.0+0.075*level));
+                return (int)Math.Round(height*dpiScale*Program.UserConfig.ZoomMultiplier);
+            }
+        }
+
         public FormNotificationMain(FormBrowser owner, PluginManager pluginManager, bool enableContextMenu) : base(owner, enableContextMenu){
             InitializeComponent();
 

Core/Other/FormSettings.cs

@@ -13,6 +13,8 @@ sealed partial class FormSettings : Form{
         private readonly FormBrowser browser;
         private readonly PluginManager plugins;
 
+        private readonly int buttonHeight;
+
         private readonly Dictionary<Type, SettingsTab> tabs = new Dictionary<Type, SettingsTab>(4);
         private SettingsTab currentTab;
 
@@ -25,6 +27,8 @@ public FormSettings(FormBrowser browser, PluginManager plugins, UpdateHandler up
             this.browser.PauseNotification();
 
             this.plugins = plugins;
+            
+            this.buttonHeight = (int)Math.Round(39*this.GetDPIScale()) | 1;
 
             AddButton("General", () => new TabSettingsGeneral(updates));
             AddButton("Notifications", () => new TabSettingsNotifications(browser.CreateNotificationForm(false)));
@@ -63,14 +67,12 @@ private void btnClose_Click(object sender, EventArgs e){
         }
 
         private void AddButton<T>(string title, Func<T> constructor) where T : BaseTabSettings{
-            const int btnHeight = 39;
-
             FlatButton btn = new FlatButton{
                 BackColor = SystemColors.Control,
                 FlatStyle = FlatStyle.Flat,
-                Location = new Point(0, (btnHeight+1)*(panelButtons.Controls.Count/2)),
+                Location = new Point(0, (buttonHeight+1)*(panelButtons.Controls.Count/2)),
                 Margin = new Padding(0),
-                Size = new Size(panelButtons.Width, btnHeight),
+                Size = new Size(panelButtons.Width, buttonHeight),
                 Text = title,
                 UseVisualStyleBackColor = true
             };
@@ -83,7 +85,7 @@ private void AddButton<T>(string title, Func<T> constructor) where T : BaseTabSe
 
             panelButtons.Controls.Add(new Panel{
                 BackColor = Color.DimGray,
-                Location = new Point(0, panelButtons.Controls[panelButtons.Controls.Count-1].Location.Y+btnHeight),
+                Location = new Point(0, panelButtons.Controls[panelButtons.Controls.Count-1].Location.Y+buttonHeight),
                 Margin = new Padding(0),
                 Size = new Size(panelButtons.Width, 1)
             });

Core/Other/Settings/Dialogs/DialogSettingsCSS.Designer.cs

@@ -42,16 +42,14 @@ private void InitializeComponent() {
             // 
             // textBoxBrowserCSS
             // 
-            this.textBoxBrowserCSS.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            this.textBoxBrowserCSS.Dock = System.Windows.Forms.DockStyle.Bottom;
-            | System.Windows.Forms.AnchorStyles.Left) 
-            | System.Windows.Forms.AnchorStyles.Right)));
             this.textBoxBrowserCSS.Font = new System.Drawing.Font("Courier New", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
             this.textBoxBrowserCSS.Location = new System.Drawing.Point(0, 16);
             this.textBoxBrowserCSS.Margin = new System.Windows.Forms.Padding(0, 3, 0, 0);
             this.textBoxBrowserCSS.Multiline = true;
             this.textBoxBrowserCSS.Name = "textBoxBrowserCSS";
             this.textBoxBrowserCSS.ScrollBars = System.Windows.Forms.ScrollBars.Both;
-            this.textBoxBrowserCSS.Size = new System.Drawing.Size(373, 253);
+            this.textBoxBrowserCSS.Size = new System.Drawing.Size(378, 253);
             this.textBoxBrowserCSS.TabIndex = 1;
             this.textBoxBrowserCSS.WordWrap = false;
             this.textBoxBrowserCSS.KeyUp += new System.Windows.Forms.KeyEventHandler(this.textBoxBrowserCSS_KeyUp);
@@ -100,7 +98,7 @@ private void InitializeComponent() {
             this.splitContainer.Panel2.Controls.Add(this.textBoxNotificationCSS);
             this.splitContainer.Panel2MinSize = 64;
             this.splitContainer.Size = new System.Drawing.Size(760, 269);
-            this.splitContainer.SplitterDistance = 373;
+            this.splitContainer.SplitterDistance = 378;
             this.splitContainer.SplitterWidth = 5;
             this.splitContainer.TabIndex = 0;
             // 
@@ -126,16 +124,14 @@ private void InitializeComponent() {
             // 
             // textBoxNotificationCSS
             // 
-            this.textBoxNotificationCSS.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            this.textBoxNotificationCSS.Dock = System.Windows.Forms.DockStyle.Bottom;
-            | System.Windows.Forms.AnchorStyles.Left) 
-            | System.Windows.Forms.AnchorStyles.Right)));
             this.textBoxNotificationCSS.Font = new System.Drawing.Font("Courier New", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
             this.textBoxNotificationCSS.Location = new System.Drawing.Point(0, 16);
             this.textBoxNotificationCSS.Margin = new System.Windows.Forms.Padding(0, 3, 0, 0);
             this.textBoxNotificationCSS.Multiline = true;
             this.textBoxNotificationCSS.Name = "textBoxNotificationCSS";
             this.textBoxNotificationCSS.ScrollBars = System.Windows.Forms.ScrollBars.Both;
-            this.textBoxNotificationCSS.Size = new System.Drawing.Size(372, 253);
+            this.textBoxNotificationCSS.Size = new System.Drawing.Size(377, 253);
             this.textBoxNotificationCSS.TabIndex = 1;
             this.textBoxNotificationCSS.WordWrap = false;
             // 
@@ -152,7 +148,6 @@ private void InitializeComponent() {
             // btnOpenWiki
             // 
             this.btnOpenWiki.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
-            this.btnOpenWiki.AutoSize = true;
             this.btnOpenWiki.Location = new System.Drawing.Point(12, 287);
             this.btnOpenWiki.Name = "btnOpenWiki";
             this.btnOpenWiki.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);

Core/Other/Settings/Dialogs/DialogSettingsCefArgs.Designer.cs

@@ -69,7 +69,6 @@ private void InitializeComponent() {
             // btnHelp
             // 
             this.btnHelp.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
-            this.btnHelp.AutoSize = true;
             this.btnHelp.Location = new System.Drawing.Point(12, 227);
             this.btnHelp.Name = "btnHelp";
             this.btnHelp.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);

Core/Other/Settings/Dialogs/DialogSettingsManage.Designer.cs

@@ -42,7 +42,6 @@ private void InitializeComponent() {
             // btnCancel
             // 
             this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnCancel.AutoSize = true;
             this.btnCancel.Location = new System.Drawing.Point(176, 97);
             this.btnCancel.Name = "btnCancel";
             this.btnCancel.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
@@ -56,7 +55,6 @@ private void InitializeComponent() {
             // 
             this.btnContinue.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
             this.btnContinue.AutoSize = true;
-            this.btnContinue.AutoSizeMode = System.Windows.Forms.AutoSizeMode.GrowAndShrink;
             this.btnContinue.Enabled = false;
             this.btnContinue.Location = new System.Drawing.Point(125, 97);
             this.btnContinue.Name = "btnContinue";

Core/Other/Settings/Dialogs/DialogSettingsRestart.Designer.cs

@@ -38,7 +38,6 @@ private void InitializeComponent() {
             // btnCancel
             // 
             this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnCancel.AutoSize = true;
             this.btnCancel.Location = new System.Drawing.Point(160, 171);
             this.btnCancel.Name = "btnCancel";
             this.btnCancel.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
@@ -51,7 +50,6 @@ private void InitializeComponent() {
             // btnRestart
             // 
             this.btnRestart.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnRestart.AutoSize = true;
             this.btnRestart.Location = new System.Drawing.Point(97, 171);
             this.btnRestart.Name = "btnRestart";
             this.btnRestart.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);

Plugins/Controls/PluginControl.Designer.cs

@@ -152,7 +152,6 @@ private void InitializeComponent() {
             | System.Windows.Forms.AnchorStyles.Left)));
             this.labelType.BackColor = System.Drawing.Color.DarkGray;
             this.labelType.Font = new System.Drawing.Font("Consolas", 8.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
-            this.labelType.LineHeight = 9;
             this.labelType.Location = new System.Drawing.Point(0, 0);
             this.labelType.Name = "labelType";
             this.labelType.Size = new System.Drawing.Size(18, 109);

Plugins/Controls/PluginControl.cs

@@ -3,6 +3,7 @@
 using System.Drawing;
 using System.IO;
 using System.Windows.Forms;
+using TweetDuck.Core.Controls;
 using TweetDuck.Core.Utils;
 using TweetDuck.Plugins.Enums;
 
@@ -11,6 +12,8 @@ partial class PluginControl : UserControl{
         private readonly PluginManager pluginManager;
         private readonly Plugin plugin;
 
+        private readonly float dpiScale;
+
         public PluginControl(){
             InitializeComponent();
         }
@@ -19,11 +22,15 @@ public PluginControl(PluginManager pluginManager, Plugin plugin) : this(){
             this.pluginManager = pluginManager;
             this.plugin = plugin;
 
+            this.dpiScale = this.GetDPIScale();
+
             this.labelName.Text = plugin.Name;
             this.labelDescription.Text = plugin.CanRun ? plugin.Description : "This plugin requires "+Program.BrandName+" "+plugin.RequiredVersion+" or newer.";
             this.labelVersion.Text = plugin.Version;
             this.labelAuthor.Text = plugin.Author;
             this.labelWebsite.Text = plugin.Website;
+            
+            this.labelType.LineHeight = (int)Math.Round(9*dpiScale);
 
             UpdatePluginState();
 
@@ -40,7 +47,7 @@ private void panelDescription_Resize(object sender, EventArgs e){
             }
             else{
                 labelDescription.MaximumSize = new Size(panelDescription.Width-SystemInformation.VerticalScrollBarWidth, 0);
-                Height = Math.Min(MinimumSize.Height+9+labelDescription.Height, MaximumSize.Height);
+                Height = Math.Min(MinimumSize.Height+(int)Math.Round(9*dpiScale)+labelDescription.Height, MaximumSize.Height);
             }
         }
 

Program.cs

@@ -161,7 +161,8 @@ private static void Main(){
             settings.CefCommandLineArgs["disable-extensions"] = "1";
             settings.CefCommandLineArgs["disable-plugins-discovery"] = "1";
             settings.CefCommandLineArgs["enable-system-flash"] = "0";
-
+            
+            Cef.EnableHighDPISupport();
             Cef.Initialize(settings, false, new BrowserProcessHandler());
 
             Application.ApplicationExit += (sender, args) => ExitCleanup();

Updates/FormUpdateDownload.Designer.cs

@@ -33,8 +33,6 @@ private void InitializeComponent() {
             // btnCancel
             // 
             this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnCancel.AutoSize = true;
-            this.btnCancel.AutoSizeMode = System.Windows.Forms.AutoSizeMode.GrowAndShrink;
             this.btnCancel.Location = new System.Drawing.Point(195, 34);
             this.btnCancel.Name = "btnCancel";
             this.btnCancel.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);