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StellarX/src/Button.cpp

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#include "Button.h"
Button::Button(int x, int y, int width, int height, const std::string text, StellarX::ButtonMode mode, StellarX::ControlShape shape)
: Control(x, y, width, height)
{
initButton(text, mode, shape, RGB(202, 255, 255), RGB(171, 196, 220), RGB(255, 255, 0));
}
Button::Button(int x, int y, int width, int height, const std::string text, COLORREF ct, COLORREF cf, StellarX::ButtonMode mode, StellarX::ControlShape shape)
: Control(x, y, width, height)
{
initButton(text, mode, shape, ct, cf, RGB(255, 255, 0));
}
Button::Button(int x, int y, int width, int height, const std::string text, COLORREF ct, COLORREF cf, COLORREF ch, StellarX::ButtonMode mode, StellarX::ControlShape shape)
: Control(x, y, width, height)
{
initButton(text, mode, shape, ct, cf, ch);
}
// ====== GBK/MBCS 安全:字符边界与省略号裁切 ======
static inline int gbk_char_len(const std::string& s, size_t i)
{
unsigned char b = (unsigned char)s[i];
if (b <= 0x7F) return 1; // ASCII
if (b >= 0x81 && b <= 0xFE && i + 1 < s.size())
{
unsigned char b2 = (unsigned char)s[i + 1];
if (b2 >= 0x40 && b2 <= 0xFE && b2 != 0x7F) return 2; // 合法双字节
}
return 1; // 容错
}
static inline void rtrim_spaces_gbk(std::string& s)
{
while (!s.empty() && s.back() == ' ') s.pop_back(); // ASCII 空格
while (s.size() >= 2)
{ // 全角空格 A1 A1
unsigned char a = (unsigned char)s[s.size() - 2];
unsigned char b = (unsigned char)s[s.size() - 1];
if (a == 0xA1 && b == 0xA1) s.resize(s.size() - 2);
else break;
}
}
static inline bool is_ascii_only(const std::string& s)
{
for (unsigned char c : s) if (c > 0x7F) return false;
return true;
}
static inline bool is_word_boundary_char(unsigned char c)
{
return c == ' ' || c == '-' || c == '_' || c == '/' || c == '\\' || c == '.' || c == ':';
}
// 英文优先策略:优先在“词边界”回退,再退化到逐字符;省略号为 "..."
static std::string ellipsize_ascii_pref(const std::string& text, int maxW)
{
if (maxW <= 0) return "";
if (textwidth(LPCTSTR(text.c_str())) <= maxW) return text;
const std::string ell = "...";
int ellW = textwidth(LPCTSTR(ell.c_str()));
if (ellW > maxW)
{ // 连 ... 都放不下
std::string e = ell;
while (!e.empty() && textwidth(LPCTSTR(e.c_str())) > maxW) e.pop_back();
return e; // 可能是 ".."、"." 或 ""
}
const int limit = maxW - ellW;
// 先找到能放下的最长前缀
size_t i = 0, lastFit = 0;
while (i < text.size())
{
int clen = gbk_char_len(text, i);
size_t j = text.size() < i + (size_t)clen ? text.size() : i + (size_t)clen;
int w = textwidth(LPCTSTR(text.substr(0, j).c_str()));
if (w <= limit) { lastFit = j; i = j; }
else break;
}
if (lastFit == 0) return ell;
// 在已适配前缀范围内,向左找最近的词边界
size_t cutPos = lastFit;
for (size_t k = lastFit; k > 0; --k)
{
unsigned char c = (unsigned char)text[k - 1];
if (c <= 0x7F && is_word_boundary_char(c)) { cutPos = k - 1; break; }
}
std::string head = text.substr(0, cutPos);
rtrim_spaces_gbk(head);
head += ell;
return head;
}
// 中文优先策略:严格逐“字符”(1/2字节)回退;省略号用全角 "…"
static std::string ellipsize_cjk_pref(const std::string& text, int maxW, const char* ellipsis = "")
{
if (maxW <= 0) return "";
if (textwidth(LPCTSTR(text.c_str())) <= maxW) return text;
std::string ell = ellipsis ? ellipsis : "";
int ellW = textwidth(LPCTSTR(ell.c_str()));
if (ellW > maxW)
{ // 连省略号都放不下
std::string e = ell;
while (!e.empty() && textwidth(LPCTSTR(e.c_str())) > maxW) e.pop_back();
return e;
}
const int limit = maxW - ellW;
size_t i = 0, lastFit = 0;
while (i < text.size())
{
int clen = gbk_char_len(text, i);
size_t j = text.size() < i + (size_t)clen ? text.size() : i + (size_t)clen;
int w = textwidth(LPCTSTR(text.substr(0, j).c_str()));
if (w <= limit) { lastFit = j; i = j; }
else break;
}
if (lastFit == 0) return ell;
std::string head = text.substr(0, lastFit);
rtrim_spaces_gbk(head);
head += ell;
return head;
}
void Button::setTooltipStyle(COLORREF text, COLORREF bk, bool transparent)
{
tipLabel.textStyle.color = text;
tipLabel.setTextBkColor(bk);
tipLabel.setTextdisap(transparent);
}
void Button::setTooltipTextsForToggle(const std::string& onText, const std::string& offText)
{
tipTextOn = onText;
tipTextOff = offText;
tipUserOverride = true;
}
void Button::initButton(const std::string text, StellarX::ButtonMode mode, StellarX::ControlShape shape, COLORREF ct, COLORREF cf, COLORREF ch)
{
this->id = "Button";
this->text = text;
this->mode = mode;
this->shape = shape;
this->buttonTrueColor = ct;
this->buttonFalseColor = cf;
this->buttonHoverColor = ch;
this->click = false;
this->hover = false;
// === Tooltip 默认:文本=按钮文本;白底黑字;不透明;用当前按钮字体样式 ===
tipTextClick = tipTextOn = tipTextOff = this->text;
tipLabel.setText(tipTextClick);
tipLabel.textStyle.color = (RGB(167, 170, 172));
tipLabel.setTextBkColor(RGB(255, 255, 255));
tipLabel.setTextdisap(false);
tipLabel.textStyle = this->textStyle; // 复用按钮字体样式
}
Button::~Button()
{
if (buttonFileIMAGE)
delete buttonFileIMAGE;
buttonFileIMAGE = nullptr;
}
void Button::draw()
{
if (!dirty || !show)return;
//保存当前样式和颜色
saveStyle();
if (StellarX::ButtonMode::DISABLED == mode) //设置禁用按钮色
{
setfillcolor(DISABLEDCOLOUR);
textStyle.bStrikeOut = true;
}
else
{
// 点击状态优先级最高,然后是悬停状态,最后是默认状态
COLORREF col = click ? buttonTrueColor : (hover ? buttonHoverColor : buttonFalseColor);
setfillcolor(col);
}
//
//设置字体背景色透明
setbkmode(TRANSPARENT);
//边框颜色
setlinecolor(buttonBorderColor);
//设置字体颜色
settextcolor(textStyle.color);
//设置字体样式
settextstyle(textStyle.nHeight, textStyle.nWidth, textStyle.lpszFace,
textStyle.nEscapement, textStyle.nOrientation, textStyle.nWeight,
textStyle.bItalic, textStyle.bUnderline, textStyle.bStrikeOut);
if (needCutText)
cutButtonText();
//获取字符串像素高度和宽度
if ((this->oldtext_width != this->text_width || this->oldtext_height != this->text_height)
|| (-1 == oldtext_width && oldtext_height == -1))
{
if (isUseCutText)
{
this->oldtext_width = this->text_width = textwidth(LPCTSTR(this->cutText.c_str()));
this->oldtext_height = this->text_height = textheight(LPCTSTR(this->cutText.c_str()));
}
else
{
this->oldtext_width = this->text_width = textwidth(LPCTSTR(this->text.c_str()));
this->oldtext_height = this->text_height = textheight(LPCTSTR(this->text.c_str()));
}
}
//设置按钮填充模式
setfillstyle((int)buttonFillMode, (int)buttonFillIma, buttonFileIMAGE);
if ((saveBkX != this->x) || (saveBkY != this->y) || (!hasSnap) || (saveWidth != this->width) || (saveHeight != this->height) || !saveBkImage)
saveBackground(this->x, this->y, (this->width + bordWith), (this->height + bordHeight));
// 恢复背景(清除旧内容)
restBackground();
//根据按钮形状绘制
switch (shape)
{
case StellarX::ControlShape::RECTANGLE://有边框填充矩形
fillrectangle(x, y, x + width, y + height);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::B_RECTANGLE://无边框填充矩形
solidrectangle(x, y, x + width, y + height);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::ROUND_RECTANGLE://有边框填充圆角矩形
fillroundrect(x, y, x + width, y + height, rouRectangleSize.ROUND_RECTANGLEwidth, rouRectangleSize.ROUND_RECTANGLEheight);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::B_ROUND_RECTANGLE://无边框填充圆角矩形
solidroundrect(x, y, x + width, y + height, rouRectangleSize.ROUND_RECTANGLEwidth, rouRectangleSize.ROUND_RECTANGLEheight);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::CIRCLE://有边框填充圆形
fillcircle(x + width / 2, y + height / 2, min(width, height) / 2);
isUseCutText ? outtextxy(x + width / 2 - text_width / 2, y + height / 2 - text_height / 2, LPCTSTR(cutText.c_str()))
: outtextxy(x + width / 2 - text_width / 2, y + height / 2 - text_height / 2, LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::B_CIRCLE://无边框填充圆形
solidcircle(x + width / 2, y + height / 2, min(width, height) / 2);
isUseCutText ? outtextxy(x + width / 2 - text_width / 2, y + height / 2 - text_height / 2, LPCTSTR(cutText.c_str()))
: outtextxy(x + width / 2 - text_width / 2, y + height / 2 - text_height / 2, LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::ELLIPSE://有边框填充椭圆
fillellipse(x, y, x + width, y + height);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
case StellarX::ControlShape::B_ELLIPSE://无边框填充椭圆
solidellipse(x, y, x + width, y + height);
isUseCutText ? outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(cutText.c_str()))
: outtextxy((x + (width - text_width) / 2), (y + (height - text_height) / 2), LPCTSTR(text.c_str()));
break;
}
restoreStyle();//恢复默认字体样式和颜色
dirty = false; //标记按钮不需要重绘
}
// 处理鼠标事件,检测点击和悬停状态
// 根据按钮模式和形状进行不同的处理
bool Button::handleEvent(const ExMessage& msg)
{
if (!show)
return false;
bool oldHover = hover;
bool oldClick = click;
bool consume = false;//是否消耗事件
// 记录鼠标位置用于tip定位
if (msg.message == WM_MOUSEMOVE)
{
lastMouseX = msg.x;
lastMouseY = msg.y;
}
// 检测悬停状态(根据不同形状)
switch (shape)
{
case StellarX::ControlShape::RECTANGLE:
case StellarX::ControlShape::B_RECTANGLE:
case StellarX::ControlShape::ROUND_RECTANGLE:
case StellarX::ControlShape::B_ROUND_RECTANGLE:
hover = (msg.x > x && msg.x < (x + width) && msg.y > y && msg.y < (y + height));
break;
case StellarX::ControlShape::CIRCLE:
case StellarX::ControlShape::B_CIRCLE:
hover = isMouseInCircle(msg.x, msg.y, x + width / 2, y + height / 2, min(width, height) / 2);
break;
case StellarX::ControlShape::ELLIPSE:
case StellarX::ControlShape::B_ELLIPSE:
hover = isMouseInEllipse(msg.x, msg.y, x, y, x + width, y + height);
break;
}
// 处理鼠标点击事件
if (msg.message == WM_LBUTTONDOWN && hover && mode != StellarX::ButtonMode::DISABLED)
{
if (mode == StellarX::ButtonMode::NORMAL)
{
click = true;
dirty = true;
consume = true;
}
else if (mode == StellarX::ButtonMode::TOGGLE)
{
// TOGGLE模式在鼠标释放时处理
}
}
// NORMAL 模式:鼠标在按钮上释放时才触发点击回调,如果移出区域则取消点击状态。
// TOGGLE 模式:在释放时切换状态,并触发相应的开/关回调。
else if (msg.message == WM_LBUTTONUP && hover && mode != StellarX::ButtonMode::DISABLED)
{
hideTooltip(); // 隐藏悬停提示
if (mode == StellarX::ButtonMode::NORMAL && click)
{
if (onClickCallback) onClickCallback();
click = false;
dirty = true;
consume = true;
hideTooltip();
// 清除消息队列中积压的鼠标和键盘消息,防止本次点击事件被重复处理
flushmessage(EX_MOUSE | EX_KEY);
}
else if (mode == StellarX::ButtonMode::TOGGLE)
{
click = !click;
if (click && onToggleOnCallback) onToggleOnCallback();
else if (!click && onToggleOffCallback) onToggleOffCallback();
dirty = true;
consume = true;
refreshTooltipTextForState();
hideTooltip();
// 清除消息队列中积压的鼠标和键盘消息,防止本次点击事件被重复处理
flushmessage(EX_MOUSE | EX_KEY);
}
}
// 处理鼠标移出区域的情况
else if (msg.message == WM_MOUSEMOVE)
{
if (!hover && mode == StellarX::ButtonMode::NORMAL && click)
{
click = false;
dirty = true;
}
else if (hover != oldHover)
dirty = true;
}
if (tipEnabled)
{
if (hover && !oldHover)
{
// 刚刚进入悬停:开计时,暂不显示
tipHoverTick = GetTickCount64();
tipVisible = false;
}
if (!hover && oldHover)
{
// 刚移出:立即隐藏
hideTooltip();
}
if (hover && !tipVisible)
{
// 到点就显示
if (GetTickCount64() - tipHoverTick >= (ULONGLONG)tipDelayMs)
{
tipVisible = true;
// 定位(跟随鼠标 or 相对按钮)
int tipX = tipFollowCursor ? (lastMouseX + tipOffsetX) : lastMouseX;
int tipY = tipFollowCursor ? (lastMouseY + tipOffsetY) : y + height;
// 设置文本(用户可能动态改了提示文本
if (tipUserOverride)
{
if (mode == StellarX::ButtonMode::NORMAL)
tipLabel.setText(tipTextClick);
else if (mode == StellarX::ButtonMode::TOGGLE)
tipLabel.setText(click ? tipTextOn : tipTextOff);
}
else
if (mode == StellarX::ButtonMode::TOGGLE)
tipLabel.setText(click ? tipTextOn : tipTextOff);
// 设置位置
tipLabel.setX(tipX);
tipLabel.setY(tipY);
// 标记需要绘制
tipLabel.setDirty(true);
}
}
}
// 如果状态发生变化,标记需要重绘
if (hover != oldHover || click != oldClick)
dirty = true;
// 如果需要重绘,立即执行
if (dirty)
requestRepaint(parent);
if (tipEnabled && tipVisible)
tipLabel.draw();
return consume;
}
void Button::setOnClickListener(const std::function<void()>&& callback)
{
this->onClickCallback = callback;
}
void Button::setOnToggleOnListener(const std::function<void()>&& callback)
{
this->onToggleOnCallback = callback;
}
void Button::setOnToggleOffListener(const std::function<void()>&& callback)
{
this->onToggleOffCallback = callback;
}
void Button::setbuttonMode(StellarX::ButtonMode mode)
{
if (this->mode == StellarX::ButtonMode::DISABLED && mode != StellarX::ButtonMode::DISABLED)
textStyle.bStrikeOut = false;
//取值范围参考 buttMode的枚举注释
this->mode = mode;
dirty = true; // 标记需要重绘
}
void Button::setROUND_RECTANGLEwidth(int width)
{
rouRectangleSize.ROUND_RECTANGLEwidth = width;
this->dirty = true; // 标记需要重绘
}
void Button::setROUND_RECTANGLEheight(int height)
{
rouRectangleSize.ROUND_RECTANGLEheight = height;
this->dirty = true; // 标记需要重绘
}
bool Button::isClicked() const
{
return this->click;
}
void Button::setFillMode(StellarX::FillMode mode)
{
this->buttonFillMode = mode;
this->dirty = true; // 标记需要重绘
}
void Button::setFillIma(StellarX::FillStyle ima)
{
buttonFillIma = ima;
this->dirty = true;
}
void Button::setFillIma(std::string imaNAme)
{
if (buttonFileIMAGE)
{
delete buttonFileIMAGE;
buttonFileIMAGE = nullptr;
}
buttonFileIMAGE = new IMAGE;
loadimage(buttonFileIMAGE, imaNAme.c_str(), width, height);
this->dirty = true;
}
void Button::setButtonBorder(COLORREF Border)
{
buttonBorderColor = Border;
this->dirty = true;
}
void Button::setButtonFalseColor(COLORREF color)
{
this->buttonFalseColor = color;
this->dirty = true;
}
void Button::setButtonText(const char* text)
{
this->text = std::string(text);
this->text_width = textwidth(LPCTSTR(this->text.c_str()));
this->text_height = textheight(LPCTSTR(this->text.c_str()));
this->dirty = true;
this->needCutText = true;
if (!tipUserOverride)
tipTextClick = tipTextOn = tipTextOff = text;
}
void Button::setButtonText(std::string text)
{
this->text = text;
this->text_width = textwidth(LPCTSTR(this->text.c_str()));
this->text_height = textheight(LPCTSTR(this->text.c_str()));
this->dirty = true; // 标记需要重绘
this->needCutText = true;
if (!tipUserOverride)
tipTextClick = tipTextOn = tipTextOff = text;
}
void Button::setButtonShape(StellarX::ControlShape shape)
{
this->shape = shape;
this->dirty = true;
this->needCutText = true;
}
//允许通过外部函数修改按钮的点击状态,并执行相应的回调函数
void Button::setButtonClick(BOOL click)
{
this->click = click;
if (mode == StellarX::ButtonMode::NORMAL && click)
{
if (onClickCallback) onClickCallback();
dirty = true;
hideTooltip();
// 清除消息队列中积压的鼠标和键盘消息,防止本次点击事件被重复处理
flushmessage(EX_MOUSE | EX_KEY);
}
else if (mode == StellarX::ButtonMode::TOGGLE)
{
if (click && onToggleOnCallback) onToggleOnCallback();
else if (!click && onToggleOffCallback) onToggleOffCallback();
dirty = true;
refreshTooltipTextForState();
hideTooltip();
// 清除消息队列中积压的鼠标和键盘消息,防止本次点击事件被重复处理
flushmessage(EX_MOUSE | EX_KEY);
}
if (dirty)
requestRepaint(parent);
}
std::string Button::getButtonText() const
{
return this->text;
}
const char* Button::getButtonText_c() const
{
return this->text.c_str();
}
StellarX::ButtonMode Button::getButtonMode() const
{
return this->mode;
}
StellarX::ControlShape Button::getButtonShape() const
{
return this->shape;
}
StellarX::FillMode Button::getFillMode() const
{
return this->buttonFillMode;
}
StellarX::FillStyle Button::getFillIma() const
{
return this->buttonFillIma;
}
IMAGE* Button::getFillImaImage() const
{
return this->buttonFileIMAGE;
}
COLORREF Button::getButtonBorder() const
{
return this->buttonBorderColor;
}
COLORREF Button::getButtonTextColor() const
{
return this->textStyle.color;
}
StellarX::ControlText Button::getButtonTextStyle() const
{
return this->textStyle;
}
int Button::getButtonWidth() const
{
return this->width;
}
int Button::getButtonHeight() const
{
return this->height;
}
bool Button::isMouseInCircle(int mouseX, int mouseY, int x, int y, int radius)
{
double dis = sqrt(pow(mouseX - x, 2) + pow(mouseY - y, 2));
if (dis <= radius)
return true;
else
return false;
}
bool Button::isMouseInEllipse(int mouseX, int mouseY, int x, int y, int width, int height)
{
int centerX = (x + width) / 2;
int centerY = (y + height) / 2;
int majorAxis = (width - x) / 2;
int minorAxis = (height - y) / 2;
double dx = mouseX - centerX;
double dy = mouseY - centerY;
double normalizedDistance = (dx * dx) / (majorAxis * majorAxis) + (dy * dy) / (minorAxis * minorAxis);
// 判断鼠标是否在椭圆内
if (normalizedDistance <= 1.0)
return true;
else
return false;
}
void Button::cutButtonText()
{
const int contentW = 1 > this->width - 2 * padX ? 1 : this->width - 2 * padX;
// 放得下:不截断,直接用原文
if (textwidth(LPCTSTR(this->text.c_str())) <= contentW) {
isUseCutText = false;
needCutText = false;
cutText.clear();
return;
}
// 放不下按语言偏好裁切ASCII→词边界CJK→逐字符不撕裂双字节
if (is_ascii_only(this->text))
{
cutText = ellipsize_ascii_pref(this->text, contentW); // "..."
}
else
{
cutText = ellipsize_cjk_pref(this->text, contentW, ""); // 全角省略号
}
isUseCutText = true;
needCutText = false;
}
void Button::hideTooltip()
{
if (tipVisible)
{
tipVisible = false;
tipLabel.hide(); // 还原快照+作废,防止残影
tipHoverTick = GetTickCount64(); // 重置计时基线
}
}
void Button::refreshTooltipTextForState()
{
if (tipUserOverride) return; // 用户显式设置过 tipText保持不变
if (mode == StellarX::ButtonMode::NORMAL)
tipLabel.setText(tipTextClick);
else if (mode == StellarX::ButtonMode::TOGGLE)
tipLabel.setText(click ? tipTextOn : tipTextOff);
}