nuclide/src/vgui/ui_textbox.qc

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/*
* Copyright (c) 2016-2022 Vera Visions LLC.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
enumflags
{
TEXTBOX_HOVER,
TEXTBOX_DOWN,
TEXTBOX_FOCUS
};
class VGUITextBox:VGUIWidget
{
public:
void VGUITextBox(void);
/** Set the starting text of the textbox. */
nonvirtual void SetText(string);
/** Get the text inside the textbox. */
nonvirtual string GetText(void);
/* overrides */
virtual void Draw(void);
virtual bool Input(float, float, float, float);
virtual void Spawned(void);
private:
vector m_vecColor;
float m_flAlpha;
string m_strText;
float m_flTime;
};
void VGUITextBox::VGUITextBox(void)
{
m_vecColor = UI_MAINCOLOR;
m_flAlpha = 1.0f;
}
void VGUITextBox:: Spawned(void)
{
SetSize([96,24]);
}
void VGUITextBox::SetText (string strName)
{
m_strText = strName;
}
string VGUITextBox::GetText(void)
{
return m_strText;
}
void VGUITextBox::Draw(void)
{
#ifdef CLASSIC_VGUI
VGUITheme theme = GetTheme();
theme. DrawTextBackground(m_parent.m_vecOrigin + m_vecOrigin, m_vecSize, VGUI_STATE_NORMAL);
#else
drawfill(m_parent.m_vecOrigin + m_vecOrigin, m_vecSize, [0,0,0], 0.25f);
drawfill(m_parent.m_vecOrigin + m_vecOrigin, [m_vecSize[0], 1], [0,0,0], 0.5f);
drawfill(m_parent.m_vecOrigin + m_vecOrigin + [0, m_vecSize[1] - 1], [m_vecSize[0], 1], [1,1,1], 0.5f);
drawfill(m_parent.m_vecOrigin + m_vecOrigin + [0, 1], [1, m_vecSize[1] - 2], [0,0,0], 0.5f);
drawfill(m_parent.m_vecOrigin + m_vecOrigin + [m_vecSize[0] - 1, 1], [1, m_vecSize[1] - 2], [1,1,1], 0.5f);
#endif
m_flTime += frametime * 2;
/* these are to deal with text going off-screen */
float len = Font_StringWidth(m_strText, TRUE, g_fntDefault);
float ofs = bound(0, len - (m_vecSize[0] - 16), len);
// blinking cursor
if (m_iFlags & TEXTBOX_FOCUS) {
if (rint(m_flTime) & 1) {
drawsetcliparea(m_parent.m_vecOrigin[0] + m_vecOrigin[0], m_parent.m_vecOrigin[1] + m_vecOrigin[1], m_vecSize[0], m_vecSize[1]);
Font_DrawText(m_parent.m_vecOrigin + m_vecOrigin + [8 - ofs, 8], sprintf("%s|", m_strText), g_fntDefault);
drawresetcliparea();
return;
}
}
if (m_strText) {
drawsetcliparea(m_parent.m_vecOrigin[0] + m_vecOrigin[0], m_parent.m_vecOrigin[1] + m_vecOrigin[1], m_vecSize[0], m_vecSize[1]);
Font_DrawText(m_parent.m_vecOrigin + m_vecOrigin + [8 - ofs, 8], m_strText, g_fntDefault);
drawresetcliparea();
}
}
bool VGUITextBox::Input (float flEVType, float flKey, float flChar, float flDevID)
{
bool ret = false;
switch (flKey) {
case K_MOUSE1 :
if (flEVType == IE_KEYDOWN) {
if (Util_MouseAbove(g_vecMousePos, m_parent.m_vecOrigin + m_vecOrigin, m_vecSize)) {
m_iFlags |= TEXTBOX_DOWN;
ret = true;
}
} else {
if (m_iFlags & TEXTBOX_DOWN && Util_MouseAbove(g_vecMousePos, m_parent.m_vecOrigin + m_vecOrigin, m_vecSize)) {
m_iFlags |= TEXTBOX_FOCUS;
ret = true;
} else {
m_iFlags -= (m_iFlags & TEXTBOX_FOCUS);
}
m_iFlags -= (m_iFlags & TEXTBOX_DOWN);
}
break;
case K_BACKSPACE:
if (flEVType == IE_KEYDOWN)
if (m_iFlags & TEXTBOX_FOCUS)
m_strText = substring(m_strText, 0, strlen(m_strText) - 1);
break;
case K_ENTER:
break;
default:
if (m_iFlags & TEXTBOX_DOWN)
ret = true;
else if (m_iFlags & TEXTBOX_FOCUS) {
if ((flChar >= 32 && flChar <= 125)) {
if (flEVType == IE_KEYDOWN)
m_strText = sprintf("%s%s", m_strText, chr2str(flChar));
ret = true;
}
if ((flKey >= 32 && flKey <= 125)) {
ret = true;
}
}
}
return (ret);
}