asl-charts/src/MainForm.ui.cs

using System ;
using System.Text ;
using System.Drawing ;
using System.IO ;
using System.Runtime.InteropServices ;
using System.Collections.Generic ;
using System.Windows.Forms ;
using System.Diagnostics ;

using Manina.Windows.Forms ;

// --------------------------------------------------------------------

public partial class MainForm : Form
{
    private void InitializeComponent()
    {
        // initialize the form
        this.Text = Program.APP_NAME ;
        this.MinimumSize = new Size( 800, 500 ) ;

        // initialize the main splitter
        this.mSplitter.Orientation = Orientation.Horizontal ;
        this.mSplitter.Location = new Point( 0, 0 ) ;
        this.mSplitter.Size = new Size( this.Width, this.Height ) ;
        this.mSplitter.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Bottom | AnchorStyles.Right ;
        this.mSplitter.FixedPanel = FixedPanel.Panel1 ;
        this.mSplitter.Panel1MinSize = 140 ;
        this.mSplitter.Panel2MinSize = 300 ;
        this.mSplitter.SplitterDistance = this.mSplitter.Panel1MinSize ;
        this.mSplitter.Panel1.BackColor = Color.White ;
        this.mSplitter.Panel2.BackColor = Color.White ;
        this.mSplitter.BackColor = SystemColors.Control ;
        this.mSplitter.SplitterWidth = 2 ;
        this.Controls.Add( mSplitter ) ;

        // initialize the top pane (search)
        int margin = 2 ;
        this.mSearchUserControl.Size = new Size( 100, mSplitter.Panel1.Size.Height ) ;
        this.mSearchLabel.Location = new Point( margin, margin ) ;
        this.mSearchLabel.Size = new Size( mSearchUserControl.Width - 2*margin, 15 ) ;
        this.mSearchLabel.Font = new Font( mSearchLabel.Font, FontStyle.Bold ) ;
        this.mSearchLabel.Text = "Search for:" ;
        this.mSearchUserControl.Controls.Add( mSearchLabel ) ;
        this.mSearchQuery.Location = new Point( margin, mSearchLabel.Location.Y + mSearchLabel.Height ) ;
        this.mSearchQuery.Width = mSearchLabel.Width ;
        this.mSearchQuery.BorderStyle = BorderStyle.FixedSingle ;
        this.mSearchUserControl.Controls.Add( mSearchQuery ) ;
        this.mSplitter.Panel1.Controls.Add( mSearchUserControl ) ;
        this.mSearchResults.View = Manina.Windows.Forms.View.Gallery ;
        this.mSearchResults.SetRenderer( new AppImageListView.AppImageListViewRenderer() ) ;
        this.mSearchResults.CacheMode = CacheMode.Continuous ;
        this.mSearchResults.Location = new Point( mSearchUserControl.Location.X + mSearchUserControl.Width, margin ) ;
        Size searchResultsSize = new Size( mSplitter.Width - (mSearchQuery.Location.X + mSearchQuery.Width) - margin, mSplitter.Panel1MinSize ) ;
        this.mSearchResults.Size = searchResultsSize ;
        this.mSearchResults.BorderStyle = BorderStyle.None ;
        this.mSearchResults.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right | AnchorStyles.Bottom ;
        this.mSplitter.Panel1.Controls.Add( mSearchResults ) ;
        this.mSearchResults.Size = searchResultsSize ; // FUDGE! need to do this again :shrug:

        // initialize the bottom pane (image viewer)
        // FIXME! We will probably need something better to render the images, but this will do, for now...
        this.mImagePictureBox.Dock = DockStyle.Fill ;
        this.mImagePictureBox.SizeMode = PictureBoxSizeMode.Zoom ;
        this.mSplitter.Panel2.Controls.Add( mImagePictureBox ) ;

        // initialize handlers
        this.Load += new EventHandler( this.MainForm_Load ) ;
        this.mSearchQuery.TextChanged += new EventHandler( this.SearchQuery_TextChanged ) ;
        this.mSearchQuery.KeyDown += new KeyEventHandler( this.SearchQuery_KeyDown ) ;
        this.mSearchResults.KeyPress += new KeyPressEventHandler( this.SearchResults_KeyPress ) ;
        this.mSearchResults.SelectionChanged += new EventHandler( this.SearchResults_SelectionChanged ) ;
    }

    private void MainForm_Load( object sender, EventArgs e )
    {
        // load the chart images
        loadChartImages() ;
        loadSearchResults( mChartImages.Values ) ;
    }

    private void SearchResults_SelectionChanged( object sender, EventArgs e )
    {
        // show the selected chart image
        Debug.Assert( mSearchResults.SelectedItems.Count == 1 ) ;
        ChartImage chartImage ;
        if (  mSearchResults.SelectedItems.Count > 0 ) {
            chartImage = (ChartImage) mSearchResults.SelectedItems[0].Tag ;
            mImagePictureBox.Image = chartImage.image ;
        } else
            mImagePictureBox.Image = null ;
    }

    private void SearchQuery_TextChanged( object sender, EventArgs e )
    {
        // update the search results
        updateSearchResults( mSearchQuery.Text.Trim() ) ;
    }

    private void SearchQuery_KeyDown( object sender, KeyEventArgs e )
    {
        // check if we should apply the keypress to the search results
        if ( e.KeyCode == Keys.Escape )
            mSearchQuery.Text = "" ;
        else if ( e.KeyCode == Keys.Left || e.KeyCode == Keys.Right ) {
            mSearchResults.Focus() ;
            SendKeys.SendWait( "{" + e.KeyCode.ToString() + "}" ) ;
            mSearchQuery.Focus() ;
            e.Handled = true ;
        }
    }

    private void SearchResults_KeyPress( object sender, KeyPressEventArgs e )
    {
        // check if we should apply the keypress to the search query
        int ch = (int) e.KeyChar ;
        if ( ch == 27 )
            mSearchQuery.Text = "" ;
        else if ( ch >= 32 && ch < 127 ) {
            mSearchQuery.AppendText( e.KeyChar.ToString() ) ;
            mSearchQuery.Focus() ;
        }
    }
}