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#ifndef SCROLLBAR_H |
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#define SCROLLBAR_H |
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|
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#include <X11/Xlib.h> |
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|
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struct rxvt_term; |
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|
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typedef struct { |
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char state; /* scrollbar state */ |
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char init; /* scrollbar has been initialised */ |
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unsigned int beg; /* slider sub-window begin height */ |
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unsigned int end; /* slider sub-window end height */ |
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unsigned int top; /* slider top position */ |
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unsigned int bot; /* slider bottom position */ |
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unsigned int style; /* style: rxvt, xterm, next */ |
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unsigned int width; /* scrollbar width */ |
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int shadow; /* scrollbar shadow width */ |
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int last_bot; /* scrollbar last bottom position */ |
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int last_top; /* scrollbar last top position */ |
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int last_state; /* scrollbar last state */ |
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unsigned char align; |
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Window win; |
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int (rxvt_term::*update)(int, int, int, int); |
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|
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void setIdle() { state = 1 ; } |
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void setMotion() { state = 'm'; } |
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void setUp() { state = 'U'; } |
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void setDn() { state = 'D'; } |
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} scrollBar_t; |
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|
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#define scrollbar_TotalWidth() (scrollBar.width + scrollBar.shadow * 2) |
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#define scrollbar_isMotion() (scrollBar.state == 'm') |
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#define scrollbar_isUp() (scrollBar.state == 'U') |
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#define scrollbar_isDn() (scrollBar.state == 'D') |
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#define scrollbar_isUpDn() (scrollbar_isUp () || scrollbar_isDn ()) |
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|
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#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1)) |
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#define scrollbarnext_upButton(y) ((y) > scrollBar.end \ |
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&& (y) <= scrollbarnext_dnval ()) |
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#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval()) |
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#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT |
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#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg) |
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#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end) |
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#define SCROLLRXVT_MINHEIGHT 10 |
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|
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#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \ |
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? SCROLLNEXT_MINHEIGHT \ |
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: SCROLLRXVT_MINHEIGHT) |
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#define scrollbar_above_slider(y) ((y) < scrollBar.top) |
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#define scrollbar_below_slider(y) ((y) > scrollBar.bot) |
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#define scrollbar_position(y) ((y) - scrollBar.beg) |
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#define scrollbar_size() (scrollBar.end - scrollBar.beg \ |
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- scrollbar_minheight ()) |
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|
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#define R_SB_ALIGN_CENTRE 0 |
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#define R_SB_ALIGN_TOP 1 |
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#define R_SB_ALIGN_BOTTOM 2 |
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|
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#define R_SB_NEXT 1 |
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#define R_SB_XTERM 2 |
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#define R_SB_PLAIN 4 |
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#define R_SB_RXVT 8 |
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|
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#define SB_WIDTH_NEXT 19 |
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#define SB_WIDTH_XTERM 15 |
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#define SB_WIDTH_PLAIN 7 |
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#ifndef SB_WIDTH_RXVT |
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# define SB_WIDTH_RXVT 10 |
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#endif |
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|
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/* |
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* NeXT scrollbar defines |
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*/ |
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#define SB_PADDING 1 |
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#define SB_BORDER_WIDTH 1 |
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#define SB_BEVEL_WIDTH_UPPER_LEFT 1 |
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#define SB_BEVEL_WIDTH_LOWER_RIGHT 2 |
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#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH) |
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#define SB_MARGIN_SPACE (SB_PADDING * 2) |
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#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH) |
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#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH) |
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#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING) |
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#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2) |
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#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING) |
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#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING) |
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#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT) |
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#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2)) |
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/* |
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* +-------------+ |
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* | | <---< SB_PADDING |
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* | ::::::::::: | |
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* | ::::::::::: | |
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* ''''''''''''''''' |
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* ,,,,,,,,,,,,,,,,, |
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* | ::::::::::: | |
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* | ::::::::::: | |
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* | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT |
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* | | :::::::: | |
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* | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT |
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* | +---------+ | |
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* | | ......%%| | |
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* | | ......%%| | |
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* | | .. ()..%%| | |
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* | | ......%%| | |
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* | | %%%%%%%%| | |
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* | +---------+ | <......................... |
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* | | <---< SB_PADDING : |
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* | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT |
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* | | ......%%| | | : : |
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* | | ../\..%%| | |---< SB_BUTTON_HEIGHT : |
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* | | %%%%%%%%| | | : : |
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* | +---------+ | <-+ : : |
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* | | : : |
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* | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT |
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* | | ......%%| | | : : |
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* | | ..\/..%%| | | : : |
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* | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT |
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* | +---------+ | | : : |
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* | | | : : |
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* +-------------+ <-+.........:............: |
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* ^^|_________| : |
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* || | : |
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* || +---< SB_BUTTON_WIDTH |
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* || : |
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* |+------< SB_PADDING |
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* |: : |
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* +----< SB_BORDER_WIDTH |
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* : : |
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* :............: |
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* | |
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* +---< SB_WIDTH_NEXT |
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*/ |
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|
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#endif |
