/// <summary>
/// 画面の表示状態を更新します
/// </summary>
private void updateStatus()
{
int old_select = listPresets.SelectedIndex;
listPresets.SelectedIndices.Clear();
// アイテムの個数に過不足があれば数を整える
int size = mHandles.Count;
int delta = size - listPresets.Items.Count;
#if DEBUG
sout.println("FormVibratoPreset#updateStatus; delta=" + delta);
#endif
if (delta > 0)
{
for (int i = 0; i < delta; i++)
{
listPresets.Items.Add("");
}
}
else if (delta < 0)
{
for (int i = 0; i < -delta; i++)
{
listPresets.Items.RemoveAt(0);
}
}
// アイテムを更新
for (int i = 0; i < size; i++)
{
VibratoHandle handle = mHandles[i];
listPresets.Items[i] = handle.getCaption();
}
// 選択状態を復帰
if (size <= old_select)
{
old_select = size - 1;
}
#if DEBUG
sout.println("FormVibratoPreset#updateStatus; A; old_selected=" + old_select);
#endif
if (old_select >= 0)
{
#if DEBUG
sout.println("FormVibratoPreset#updateStatus; B; old_selected=" + old_select);
#endif
listPresets.SelectedIndex = old_select;
}
}
public void textName_TextChanged(Object sender, EventArgs e)
{
if (mSelected == null)
{
return;
}
mSelected.setCaption(textName.Text);
int index = listPresets.SelectedIndex;
if (index >= 0)
{
listPresets.Items[index] = mSelected.getCaption();
}
}
public void listPresets_SelectedIndexChanged(Object sender, EventArgs e)
{
// インデックスを取得
int index = listPresets.SelectedIndex;
#if DEBUG
sout.println("FormVibratoPreset#listPresets_SelectedIndexChanged; index=" + index);
#endif
// 範囲外ならbailout
if ((index < 0) || (mHandles.Count <= index))
{
#if DEBUG
sout.println("FormVibratoPreset#listPresets_SelectedIndexChanged; bail-out, mSelected -> null; index=" + index);
#endif
mSelected = null;
return;
}
// イベントハンドラを一時的に取り除く
textDepth.TextChanged -= new EventHandler(textDepth_TextChanged);
textRate.TextChanged -= new EventHandler(textRate_TextChanged);
textName.TextChanged -= new EventHandler(textName_TextChanged);
// テクストボックスに値を反映
mSelected = mHandles[index];
textDepth.Text = mSelected.getStartDepth() + "";
textRate.Text = mSelected.getStartRate() + "";
textName.Text = mSelected.getCaption();
// イベントハンドラを再登録
textDepth.TextChanged += new EventHandler(textDepth_TextChanged);
textRate.TextChanged += new EventHandler(textRate_TextChanged);
textName.TextChanged += new EventHandler(textName_TextChanged);
// 再描画
repaintPictures();
}
