multiboxer/DD2Switcher/SettingsForm.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;

namespace DD2Switcher {
    public partial class SettingsForm : Form {
        private FlowLayoutPanel windowsPanel;
        private int firstIndex = -1;
        private int lastIndex = -1;

        public SettingsForm() {
            InitializeComponent();
            LoadIcon();
            RefreshWindowsList();
        }

        private void InitializeComponent() {
            this.windowsPanel = new System.Windows.Forms.FlowLayoutPanel();
            this.SuspendLayout();
            //
            // windowsPanel
            //
            this.windowsPanel.AutoScroll = true;
            this.windowsPanel.BackColor = System.Drawing.Color.White;
            this.windowsPanel.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.windowsPanel.Location = new System.Drawing.Point(12, 12);
            this.windowsPanel.Name = "windowsPanel";
            this.windowsPanel.Padding = new System.Windows.Forms.Padding(10);
            this.windowsPanel.Size = new System.Drawing.Size(576, 396);
            this.windowsPanel.TabIndex = 1;
            //
            // SettingsForm
            //
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(600, 420);
            this.Controls.Add(this.windowsPanel);
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
            this.MaximizeBox = false;
            this.MinimizeBox = false;
            this.Name = "SettingsForm";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "DD2Switcher Settings";
            this.ResumeLayout(false);
        }

        private void closeButton_Click(object sender, EventArgs e) {
            this.Close();
        }

        private void refreshButton_Click(object sender, EventArgs e) {
            RefreshWindowsList();
        }

        private void RefreshWindowsList() {
            windowsPanel.Controls.Clear();

            // Get tracked windows from Program
            var trackedWindows = GetTrackedWindows();

            if (trackedWindows.Count == 0) {
                var noWindowsLabel = new Label();
                noWindowsLabel.Text = "No windows currently tracked";
                noWindowsLabel.AutoSize = true;
                noWindowsLabel.ForeColor = Color.Gray;
                noWindowsLabel.Font = new Font("Segoe UI", 10F);
                windowsPanel.Controls.Add(noWindowsLabel);
                return;
            }

            for (int i = 0; i < trackedWindows.Count; i++) {
                var window = trackedWindows[i];
                if (window == null)
                    continue;

                var windowPanelForm = new WindowPanelForm();
                windowPanelForm.WindowIndex = i;
                windowPanelForm.WindowProcess = window;
                windowPanelForm.IsFirst = (i == firstIndex);
                windowPanelForm.IsLast = (i == lastIndex);
                windowPanelForm.UpdateDisplay();

                windowPanelForm.PickClicked += (sender, index) => {
                    if (firstIndex == -1) {
                        // First pick - set both first and last
                        firstIndex = index;
                        lastIndex = index;
                    } else if (lastIndex == -1) {
                        // Second pick - set last
                        lastIndex = index;
                    } else {
                        // Subsequent picks - determine which becomes first
                        if (index < firstIndex) {
                            // New index is lower, so it becomes first
                            lastIndex = firstIndex;
                            firstIndex = index;
                        } else {
                            // New index is higher, so it becomes last
                            lastIndex = index;
                        }
                    }
                    RefreshWindowsList();
                };
                windowPanelForm.UntrackClicked += (sender, index) => {
                    UntrackWindow(index);
                    if (index == firstIndex) {
                        firstIndex = -1;
                    }
                    if (index == lastIndex) {
                        lastIndex = -1;
                    }
                    RefreshWindowsList();
                };

                windowsPanel.Controls.Add(windowPanelForm);
            }
        }

        private string GetFirstLastText(int index) {
            if (index == firstIndex && index == lastIndex) {
                return "First & Last";
            } else if (index == firstIndex) {
                return "First";
            } else if (index == lastIndex) {
                return "Last";
            }
            return "";
        }

        private List<Process> GetTrackedWindows() {
            var windows = Program.GetTrackedWindows();
            return windows.ToList();
        }

        private void UntrackWindow(int index) {
            Program.UntrackWindow(index);
        }

        private void LoadIcon() {
            try {
                this.Icon = new Icon(System.IO.Path.Combine(
                    System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location),
                    "app.ico"));
            } catch {
                // Use default icon if custom icon not found
            }
        }
    }
}