Use dazzle colour component interface library to provide the chat bubbles, complete code has been uploaded to CSDN, waiting for audit.

 

//contains dazzle colour interface library file 
# pragma comment (lib, "XCGUI. Lib") 
# include "xcgui. H" 

The class CEditRecv 
{
Public: 
Mr HELE m_hEdit; 
USHORT m_style1; 
HIMAGE m_hImageAvatar; 
HIMAGE m_hImageAvatar2; 
HIMAGE m_hImageBubble; 
HIMAGE m_hImageBubble2; 
Void OnExit () 
{
If (XC_IsHXCGUI (m_hImageAvatar XC_IMAGE_FRAME)) XImage_Release (m_hImageAvatar); 
If (XC_IsHXCGUI (m_hImageAvatar2 XC_IMAGE_FRAME)) XImage_Release (m_hImageAvatar2); 
If (XC_IsHXCGUI (m_hImageBubble XC_IMAGE_FRAME)) XImage_Release (m_hImageBubble); 
If (XC_IsHXCGUI (m_hImageBubble2 XC_IMAGE_FRAME)) XImage_Release (m_hImageBubble2); 
} 
Void Init (HWINDOW HWINDOW, int left, int top, int width, int height) 
{
M_hEdit=XEdit_Create (left, top, width, height, edit_type_chat, hWindow); 
XEle_EnableKeyTab (m_hEdit, TRUE); 
XEdit_SetRowHeight (m_hEdit, 20); 
//XEle_SetPadding (m_hEdit, 50, 0, 60, 0). 

HFONTX hFont1=XFont_Create2 (L "Microsoft jas black", 9); 
M_style1=XEdit_AddStyle (m_hEdit hFont1, RGB (0, 0, 255), TRUE); 
M_hImageAvatar=XImage_LoadFile (L "image \ \ avatar PNG");//picture 
M_hImageAvatar2=XImage_LoadFile (L "image \ \ logo PNG");//picture 
M_hImageBubble=XImage_LoadFileAdaptive (L "image \ \ mercifully PNG", 20,15,20,15);//bubble 
M_hImageBubble2=XImage_LoadFileAdaptive (L "image \ \ bubble2 PNG", 20, 16, 20, 10); 2//bubbles 

//XEdit_AddText (m_hEdit, L "\ n"); 
//XChat_AddChatBegin (m_hEdit, 0, 0, 0 x4); 
//XEdit_AddText (m_hEdit, L "system message: 123456 \ n"); 
//XChat_AddChatEnd (m_hEdit); 

} 
Void Recv (edit_data_copy_ * data) 
{
{
XEdit_AddText (m_hEdit, L "\ n"); 
XEdit_AddChatBegin (m_hEdit, 0, 0, 0 x4); 
XEdit_AddText (m_hEdit, L "system message: 123456 \ n"); 
XEdit_AddChatEnd (m_hEdit); 
} 

Static int send_left=1; 
If (send_left % 2) 
XEdit_AddChatBegin (m_hEdit, m_hImageAvatar m_hImageBubble, 0 x1 | 0 by 8); 
The else 
XEdit_AddChatBegin (m_hEdit, m_hImageAvatar2 m_hImageBubble2, 0 x2 | 0 by 8); 
Send_left + +; 
XEdit_AddTextEx (m_hEdit, L "[training] dream fly (154460336) 2019/1/23 20:30:12 \ n", m_style1); 
Int iCurRow=XEdit_GetCurRow (m_hEdit); 
XEdit_SetRowHeightEx (m_hEdit, iCurRow - 1, 40); 
AddData (data); 
XEdit_AddChatEnd (m_hEdit); 

XEdit_AddText (m_hEdit, L "\ n"); 
XEdit_AutoScroll (m_hEdit); 
XEle_RedrawEle (m_hEdit); 
} 
Void AddData (edit_data_copy_ * data) 
{
//read the stylesheet 
Vector StyleTable (data - & gt; NStyleCount edit_style_no); 
for (int i=0; i {
HIMAGE hObj=data - & gt; PStyle [I] hFont_image_obj; 
XC_OBJECT_TYPE ty=XObj_GetTypeBase (hObj); 
If (XC_IMAGE_FRAME==ty) 
{
//HIMAGE hSrc=https://bbs.csdn.net/topics/XImage_GetImageSrc (hObj); 
//const would * pFile=XImgSrc_GetFile (hSrc); 
Int iStyle=XEdit_AddStyle (m_hEdit hObj, 0, FALSE); 
StyleTable [I]=iStyle; 
} else if (XC_FONT==ty) 
{
COLORREF color=data - & gt; PStyle [I]. Color; 
Int iStyle=XEdit_AddStyle (m_hEdit, HFONTX hObj, color, data - & gt; PStyle [I] bColor); 
StyleTable [I]=iStyle; 
} else if (XC_ELE==ty) 
{
If (XC_BUTTON==XC_GetObjectType (hObj)) 
{
Mr HELE hBtn=XBtn_Create (0, 0, XEle_GetWidth (Mr HELE hObj), XEle_GetHeight (Mr HELE hObj), XBtn_GetText (Mr HELE hObj), m_hEdit); 
Int iStyle=XEdit_AddStyle (hBtn m_hEdit, 0, FALSE); 
StyleTable [I]=iStyle; 
} 
} else if (XC_SHAPE==ty) 
{
If (XC_IsHXCGUI (hObj XC_SHAPE_GIF)) 
{
HIMAGE hImageGif=XShapeGif_GetImage (hObj); 
//HIMAGE hSrc=https://bbs.csdn.net/topics/XImage_GetImageSrc (hImageGif); 
//const would * pFile=XImgSrc_GetFile (hSrc); 
{
HXCGUI hGif=XShapeGif_Create (0, 0, XImage_GetWidth (hImageGif), XImage_GetHeight (hImageGif), m_hEdit); 
XShapeGif_SetImage (hGif hImageGif); 
Int iStyle=XEdit_AddStyle (m_hEdit hGif, 0, FALSE); 
StyleTable [I]=iStyle; 
} 
} 
} 
} 
XEdit_AddData (m_hEdit, data, styleTable. Data (), data - & gt; NStyleCount); 
} 
}; 

The class CEditSend 
{
Public: 
HWINDOW m_hWindow; 
Mr HELE m_hEdit; 
Mr HELE m_hBtnSend; 
Mr HELE m_hBtnImg1; 
Mr HELE m_hBtnImg2; 
Mr HELE m_hBtnImg3; 
Mr HELE m_hButton; 
Mr HELE m_hBtnFont1; 
Mr HELE m_hBtnFont2; 
Mr HELE m_hBtnFont3; 
Mr HELE m_hBtnColor1; 
Mr HELE m_hBtnColor2; 
Mr HELE m_hBtnColor3; 
Int m_iCurStyle; 

CEditRecv * m_pRecv; 
Void Init (HWINDOW HWINDOW, int left, int top, int width, int height) 
{
M_hWindow=hWindow; 
InitBar (left, top); 
M_hBtnSend=XBtn_Create (left + width + 10, top, 80, 30, L "send to", hWindow); 
XEle_EnableFocus (m_hBtnSend, FALSE); 

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