/// <summary>
/// Txt_HeightPix_TextChanged()
/// This method will update the percentage and pixel text boxes if they are valid
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Txt_HeightPix_TextChanged(object sender, EventArgs e)
{
//before processing make sure the text box is not empty
if (txt_HeightPix.Text.Length <= 0)
{
return;
}
//please note that Util_UI.ParseOnlyInt will always return an int
string s_NewText = Util_UI.ParseOnlyInt(txt_HeightPix);
int i_NewPix = int.Parse(s_NewText); //parse out the pixel to an int
if (i_NewPix <= 0)
{
//then you cannot adjust the percentage, the user should be stopped and a ding should be played
using (SoundPlayer sp_Bonk = new SoundPlayer("./audio/Windows Ding.wav"))
{
sp_Bonk.Play();
}
return;
}
int i_NewPerc = (int)Math.Round((double)i_NewPix / (double)i_HeightOrig * 100); //calculate the new percentage
txt_HeightPerc.TextChanged -= Txt_HeightPerc_TextChanged;
txt_HeightPix.TextChanged -= Txt_HeightPix_TextChanged;
txt_HeightPix.Text = s_NewText; //set the height new pixels
txt_HeightPerc.Text = i_NewPerc.ToString() + "%"; //set the height new percentage
txt_HeightPerc.TextChanged += Txt_HeightPerc_TextChanged;
txt_HeightPix.TextChanged += Txt_HeightPix_TextChanged;
}
/// <summary>
/// Txt_WidthPix_TextChanged()
/// This method gets called whenever the text changes in the width text box
/// The percentage and pixel text boxes get changed similtaneously
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Txt_WidthPix_TextChanged(object sender, EventArgs e)
{
if (txt_WidthPix.Text.Length <= 0)
{
return;
}
//please note that the Util_UI.ParseOnlyInt will always return an int
string s_NewText = Util_UI.ParseOnlyInt(txt_WidthPix);
int i_NewPix = int.Parse(s_NewText); //parse out the pixel width to an int
if (i_NewPix <= 0)
{
//then you cannot adjust the percent because of a divide by 0, the user should be stopped and ding should be played
using (SoundPlayer sp_Bonk = new SoundPlayer("./audio/Windows Ding.wav"))
sp_Bonk.Play();
return;
}
int i_NewPerc = (int)Math.Round((double)i_NewPix / (double)i_WidthOrig * 100); //calculate the new percentage
txt_WidthPix.TextChanged -= Txt_WidthPix_TextChanged;
txt_WidthPerc.TextChanged -= Txt_WidthPerc_TextChanged;
txt_WidthPix.Text = s_NewText; //set the new text of the height pixels text box
txt_WidthPerc.Text = i_NewPerc.ToString() + "%"; //set the new width of the percentage box
txt_WidthPix.TextChanged += Txt_WidthPix_TextChanged;
txt_WidthPerc.TextChanged += Txt_WidthPerc_TextChanged;
}
/// <summary>
/// txt_WidthPerc_TextChanged()
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Txt_WidthPerc_TextChanged(object sender, EventArgs e)
{
//please note that Util_UI.ParseOnlyInt will always return an int, exclude the percentage from the function call
string s_NewText = Util_UI.ParseOnlyInt(txt_HeightPerc, txt_HeightPerc.Text.Length - 1); //get the new text, which will be used for calculating the new pixel value
int i_Perc = int.Parse(s_NewText); //parse the text so that the percentage is an int so we can utilize it
if (i_Perc <= 0)
{
//then the percentage is invalid, play a sound and return
using (SoundPlayer sp_Bonk = new SoundPlayer("./audio/Windows Ding.wav"))
sp_Bonk.Play();
return;
}
int i_NewWidth = (int)Math.Round((double)i_WidthOrig * (double)i_Perc / 100.0); //calculate the new width
txt_WidthPix.TextChanged -= Txt_WidthPix_TextChanged; //unregister the text changed event so changes can manually be done
txt_WidthPerc.TextChanged -= Txt_WidthPerc_TextChanged;
txt_WidthPerc.Text = s_NewText + "%"; //set the new width parsed text, tack ap ercentage onto the end
txt_WidthPix.Text = i_NewWidth.ToString(); //set the text of the width pixel box
txt_WidthPix.TextChanged += Txt_WidthPix_TextChanged; //register the text changed event so changes can manually be done
txt_WidthPerc.TextChanged += Txt_WidthPerc_TextChanged;
}