2018년 11월 23일 금요일

[C#] WebView Example


1. WebView Example

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using System;
using System.Windows.Forms;
using System.Collections.Generic;

namespace CsLib
{
    class CsWebView
    {
        Panel panel;
        WebBrowser web;
        ToolStripTextBox addr;

        public CsWebView()
        {
            Initialize();
        }

        public CsWebView(Boolean toolbar)
        {
            Initialize();
            if (toolbar)
            {
                makeToolbar();
            }
        }
        private void Initialize()
        {
            web = new WebBrowser();
            web.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            web.Dock = DockStyle.Fill;
            web.ScrollBarsEnabled = true;

            panel = new Panel();
            panel.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            panel.Dock = DockStyle.Fill;
            panel.Controls.Add(web);
        }

        public Panel get()
        {
            return panel;
        }

        public ToolStripButton addToolbarButton(ToolStrip tool, String text, EventHandler handler)
        {
            ToolStripButton button = new ToolStripButton();
            button.Name = text;
            button.Text = text;
            button.Click += handler;
            tool.Items.Add(button);
            return button;
        }

        public ToolStripTextBox addToolbarTextBox(ToolStrip tool, String text, KeyEventHandler handler)
        {
            ToolStripTextBox textbox = new ToolStripTextBox();
            textbox.Name = text;
            textbox.Text = "";
            textbox.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            textbox.Dock = DockStyle.Fill;
            if (handler != null)
            {
                textbox.KeyDown += handler;
            }
            tool.Items.Add(textbox);
            return textbox;
        }

        public void makeToolbar()
        {
            ToolStrip tool = new ToolStrip();
            addToolbarButton(tool, "reload", reloadHandler);
            addToolbarButton(tool, "back", backHandler);
            addToolbarButton(tool, "forward", forwardHandler);
            addToolbarButton(tool, "text", textHandler);
            addToolbarButton(tool, "html", htmlHandler);

            ToolStrip tool2 = new ToolStrip();
            addr = addToolbarTextBox(tool2, "addr", addrHandler);
            addToolbarButton(tool2, "go", goHandler);

            panel.Controls.Add(tool2);
            panel.Controls.Add(tool);
        }

        public void loadUrl(String url)
        {
            web.Navigate(url);
        }

        public String getHtml()
        {
            return web.DocumentText;
        }

        public String getInnerText()
        {
            List<String> htmls = getText("html");
            return htmls[0];
        }

        public String getInnerHtml()
        {
            List<String> htmls = getHtmlText("html");
            return htmls[0];
        }

        public List<String> getText(String tag) //html, body, img ...
        {
            List<String> htmls = new List<String>();
            HtmlElementCollection elm = web.Document.GetElementsByTagName(tag);
            foreach (HtmlElement html in elm)
            {
                htmls.Add(html.InnerText);
            }
            return htmls;
        }

        public List<String> getHtmlText(String tag)
        {
            List<String> htmls = new List<String>();
            HtmlElementCollection elm = web.Document.GetElementsByTagName(tag);
            foreach (HtmlElement html in elm)
            {
                htmls.Add(html.InnerHtml);
            }
            return htmls;
        }

        private void reloadHandler(object source, EventArgs e)
        {
            web.Refresh();
        }

        private void backHandler(object source, EventArgs e)
        {
            if (web.CanGoBack)
            {
                web.GoBack();
            }
        }

        private void forwardHandler(object source, EventArgs e)
        {
            if (web.CanGoForward)
            {
                web.GoForward();
            }
        }

        private void textHandler(object source, EventArgs e)
        {
            Clipboard.SetText(getInnerText());
        }

        private void htmlHandler(object source, EventArgs e)
        {

            Clipboard.SetText(getInnerHtml());
        }

        private void addrHandler(object source, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                web.Navigate(addr.Text);
            }
        }

        private void goHandler(object source, EventArgs e)
        {
            web.Navigate(addr.Text);
        }
    }
}
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[C#] WebView Form Example



1. WebView Form Example
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using System;
using System.Drawing;
using System.Windows.Forms;

namespace CsLib
{
    class FormWebViewer : Form
    {
        CsWebView webView;
        CsTextBox textBox;
        CsStatusBar statusBar;

        public FormWebViewer()
        {
            Initialize();
        }

        private void Initialize()
        {
            this.Name = "Window";
            this.Text = "Window";
            this.Size = new Size(800, 400);
            this.StartPosition = FormStartPosition.CenterScreen;

            makeStatusBar();
            makePanel();
            makeToolBar();
            makeMenuBar();
            this.Controls.Add(new CsButton("Hello", MyButtonClick));
        }

        private void makeMenuBar()
        {
            CsMenuBar menu = new CsMenuBar();
            menu.addMenu("File");
            menu.addMenuItem("Exit", showExitPopup);
            menu.addMenu("Help");
            menu.addMenuItem("About", showAboutPopup);
            this.Controls.Add(menu.get());
        }

        private void makeToolBar()
        {
            CsToolBar tool = new CsToolBar();
            tool.addToolItem("Exit", showExitPopup);
            this.Controls.Add(tool.get());
        }

        private void makeStatusBar()
        {
            statusBar = new CsStatusBar();
            statusBar.addPanel("Ready");
            statusBar.setText(0, "Ready");
            this.Controls.Add(statusBar.get());
        }
        private void makePanel()
        {
            webView = new CsWebView(true);
            webView.loadUrl("https://www.google.com");

            textBox = new CsTextBox();
            textBox.enableMultiLine();
            textBox.enableScrollBar();
            textBox.addText("Test");

            CsSplitContainer split = new CsSplitContainer();
            split.addLeftPanel(webView.get());
            split.addRightPanel(textBox.get());
            this.Controls.Add(split.get());
        }

        private void MyButtonClick(object source, EventArgs e)
        {
            MessageBox.Show("My First WinForm Application");
        }

        private void showExitPopup(object source, EventArgs e)
        {
            Application.Exit();
        }

        private void showAboutPopup(object source, EventArgs e)
        {
            MessageBox.Show("Windows Form Demo V0.1");
        }
    }
}
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[C#] Main Example



1. Main Example

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using System;
using System.Windows.Forms;

namespace CsLib
{
    static class Program
    {
        [STAThread]
        static void Main()
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new FormWebViewer());
        }
    }
}


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2018년 11월 22일 목요일

[C#] SplitContainer Example



1. SplitContainer Example
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using System;
using System.Windows.Forms;
using System.Drawing;

namespace WindowsFormsApp3
{
    class CsSplitContainer
    {
        SplitContainer split;

        public CsSplitContainer()
        {
            split = new SplitContainer();
            split.Orientation = Orientation.Vertical;
            split.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            split.Dock = DockStyle.Fill;
            split.AutoScaleMode = AutoScaleMode.Inherit;
            //split.Size = new Size(100,200);
            split.SplitterDistance = 200;
            split.SplitterWidth = 6;
            split.Location = new Point(0, 0);


            split.FixedPanel = FixedPanel.Panel1;
            split.Panel1MinSize = 100;
            split.Panel1MinSize = 100;
            split.Panel1Collapsed = false;

            split.Show();
        }

        public SplitContainer get()
        {
            return split;
        }

        public void addLeftPanel(Control control)
        {
            SplitterPanel panel = split.Panel1;
            //panel.BackColor = Color.Green;
            //panel.ForeColor = Color.Yellow;
            panel.Controls.Add(control);
        }

        public void addRightPanel(Control control)
        {
            SplitterPanel panel = split.Panel2;
            //panel.BackColor = Color.OrangeRed;
            //panel.ForeColor = Color.White;
            panel.Controls.Add(control);
        }
    }
}

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[C#] ListBox Example



1. ListBox Example
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using System;
using System.Windows.Forms;

namespace WindowsFormsApp3
{
    class CsListBox
    {
        ListBox list;

        public CsListBox(EventHandler handler)
        {
            list = new ListBox();
            list.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            list.Dock = DockStyle.Fill;
            list.Show();
            //list.Click += handler;
        }

        public ListBox get()
        {
            return list;
        }

        public void addItem(String text)
        {
            list.Items.Add(text);
        }

        public int getSelectedIndex(String text)
        {
            return list.SelectedIndex;
        }

        public String getSelectedText()
        {
            return list.Items[list.SelectedIndex].ToString();
        }

    }
}

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[C#] TextBox Example



1. TextBox Example
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using System;
using System.Windows.Forms;
using System.Drawing;

namespace WindowsFormsApp3
{
    class CsTextBox
    {
        TextBox text;

        public CsTextBox()
        {
            text = new TextBox();
            text.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            text.Dock = DockStyle.Fill;
            text.Multiline = true;
            text.ScrollBars = ScrollBars.Both;
            text.Show();
        }

        public TextBox get()
        {
            return text;
        }

        public void addText(String s)
        {
            text.Text += s;
        }
    }
}

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[C#] Button Example


1. Button Example
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using System;
using System.Drawing;
using System.Windows.Forms;

namespace WindowsFormsApp3
{
    class CsButton : Button
    {
        public CsButton( String text, EventHandler handler)
        {
            this.Name = "button";
            this.Text = text;
            //this.Size = new Size(width, height);
            //this.Location = new Point(x, y);
            if (handler != null)
            {
                this.Click += new System.EventHandler(handler);
            }
        }
    }
}
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[C#] StatusBar Example


1. StatusBar Example
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using System;
using System.Windows.Forms;
using System.Drawing;

namespace WindowsFormsApp3
{
    class CsStatusBar
    {
        StatusBar statusbar;
        int currIndex;

        public CsStatusBar()
        {
            statusbar = new StatusBar();
            statusbar.ShowPanels = true;
            currIndex = 0;
        }

        public StatusBar get()
        {
            return statusbar;
        }

        public void addPanel(String text)
        {
            statusbar.Panels.Add(text);
            statusbar.Panels[currIndex].AutoSize = StatusBarPanelAutoSize.Spring; //.Contents;
            statusbar.Panels[currIndex].BorderStyle = StatusBarPanelBorderStyle.Raised;
            currIndex++;
        }

        public void setText(int index, String text)
        {
            statusbar.Panels[index].Text = text;
        }

        public void setIcon(int index, Icon icon)
        {
            statusbar.Panels[index].Icon = icon;
        }

    }
}
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[C#] ToolStrip Example



1. ToolStrip Example

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using System;
using System.Windows.Forms;

namespace CsLib
{
    class CsToolBar
    {
        ToolStrip toolbar;

        public CsToolBar()
        {
            toolbar = new ToolStrip();
            toolbar.Items.Clear();
        }

        public ToolStrip get()
        {
            return toolbar;
        }


        public ToolStripButton addToolbarButton(String text, EventHandler handler)
        {
            ToolStripButton button = new ToolStripButton();
            button.Name = text;
            button.Text = text;
            if (handler != null)
            {
                button.Click += handler;
            }
            toolbar.Items.Add(button);
            return button;
        }

        public ToolStripTextBox addToolbarTextBox(String text, KeyEventHandler handler)
        {
            ToolStripTextBox textbox = new ToolStripTextBox();
            textbox.Name = text;
            textbox.Text = "";
            textbox.Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom | AnchorStyles.Left;
            textbox.Dock = DockStyle.Fill;
            if (handler != null)
            {
                textbox.KeyDown += handler;
            }
            toolbar.Items.Add(textbox);
            return textbox;
        }
        /*
        private void addrHandler(object source, KeyEventArgs e) {
            if (e.KeyCode == Keys.Enter) {
                web.Navigate(addr.Text);
            }
        }
        */

        public void addToolItem(String name, EventHandler handler)
        {
            ToolStripItem item = new ToolStripMenuItem();
            item.Tag = "toolitem";
            item.Name = name;
            item.Text = name;
            if (handler != null)
            {
                item.Click += handler;
            }
            toolbar.Items.Add(item);
        }
    }
}
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[C#] MenuStrip Example



1. MenuStrip Example
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using System;
using System.Windows.Forms;

namespace WindowsFormsApp3
{
    class CsMenuBar
    {
        MenuStrip menubar;
        ToolStripMenuItem currMenu;

        public CsMenuBar()
        {
            menubar = new MenuStrip();
            menubar.Items.Clear();
        }

        public MenuStrip get()
        {
            return menubar;
        }

        public void addMenu(String name)
        {
            currMenu = new ToolStripMenuItem();
            currMenu.Tag = "menuitem";
            currMenu.Name = name;
            currMenu.Text = name;
            menubar.Items.Add(currMenu);
        }

        public void addMenuItem(String name, EventHandler handler)
        {
            ToolStripMenuItem item = new ToolStripMenuItem();
            item.Tag = "menuitem";
            item.Name = name;
            item.Text = name;
            item.Click += new EventHandler(handler);
            currMenu.DropDownItems.Add(item);
        }
    }
}

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