clipboard: document all pub functions, adhere to vdoc style (#8243)

pull/8245/head
Larpon 2021-01-21 12:45:59 +01:00 committed by GitHub
parent 59c3e98c16
commit 62c2168b0b
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7 changed files with 53 additions and 28 deletions

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@ -1,36 +1,37 @@
module clipboard
// create a new clipboard
// new returns a new `Clipboard` instance allocated on the heap.
// The `Clipboard` resources can be released with `free()`
pub fn new() &Clipboard {
return new_clipboard()
}
// copy some text into the clipboard
// copy copies `text` into the clipboard.
pub fn (mut cb Clipboard) copy(text string) bool {
return cb.set_text(text)
}
// get the text from the clipboard
// paste returns current entry as a `string` from the clipboard.
pub fn (mut cb Clipboard) paste() string {
return cb.get_text()
}
// clear the clipboard
// clear_all clears the clipboard.
pub fn (mut cb Clipboard) clear_all() {
cb.clear()
}
// destroy the clipboard
// destroy destroys the clipboard and free it's resources.
pub fn (mut cb Clipboard) destroy() {
cb.free()
}
// check if we own the clipboard
// check_ownership returns `true` if the `Clipboard` has the content ownership.
pub fn (cb Clipboard) check_ownership() bool {
return cb.has_ownership()
}
// check if clipboard can be used
// is_available returns `true` if the clipboard is available for use.
pub fn (cb &Clipboard) is_available() bool {
return cb.check_availability()
}

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@ -8,7 +8,7 @@ pub struct Clipboard {
pb voidptr
last_cb_serial i64
mut:
foo int // TODO remove, for mut hack
foo int // TODO remove, for mut hack
}
fn C.darwin_new_pasteboard() voidptr
@ -62,6 +62,8 @@ fn (mut cb Clipboard) get_text() string {
return unsafe { utf8_clip.vstring() }
}
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
panic('Primary clipboard is not supported on non-Linux systems.')
}

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@ -8,6 +8,8 @@ fn new_clipboard() &Clipboard {
return x11.new_clipboard()
}
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
return x11.new_primary()
}

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@ -8,6 +8,8 @@ fn new_clipboard() &Clipboard {
return dummy.new_clipboard()
}
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
return dummy.new_primary()
}

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@ -54,8 +54,8 @@ struct Clipboard {
max_retries int
retry_delay int
mut:
hwnd C.HWND
foo int // TODO remove
hwnd C.HWND
foo int // TODO remove
}
fn (cb &Clipboard) get_clipboard_lock() bool {
@ -178,6 +178,8 @@ fn (mut cb Clipboard) get_text() string {
return str
}
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
panic('Primary clipboard is not supported on non-Linux systems.')
}

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@ -3,14 +3,18 @@ module dummy
pub struct Clipboard {
mut:
text string // text data sent or received
got_text bool // used to confirm that we have got the text
is_owner bool // to save selection owner state
got_text bool // used to confirm that we have got the text
is_owner bool // to save selection owner state
}
// new_clipboard returns a new `Clipboard` instance allocated on the heap.
// The `Clipboard` resources can be released with `free()`
pub fn new_clipboard() &Clipboard {
return &Clipboard{}
}
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
return &Clipboard{}
}

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@ -157,12 +157,14 @@ struct Property {
data byteptr
}
// new_clipboard returns a new `Clipboard` instance allocated on the heap.
// The `Clipboard` resources can be released with `free()`
pub fn new_clipboard() &Clipboard {
return new_x11_clipboard(.clipboard)
}
// Initialize a new clipboard of the given selection type.
// We can initialize multiple clipboard instances and use them separately
// new_x11_clipboard initializes a new clipboard of the given selection type.
// Multiple clipboard instance types can be initialized and used separately.
fn new_x11_clipboard(selection AtomType) &Clipboard {
if selection !in [.clipboard, .primary, .secondary] {
panic('Wrong AtomType. Must be one of .primary, .secondary or .clipboard.')
@ -225,6 +227,7 @@ fn (cb &Clipboard) take_ownership() {
C.XFlush(cb.display)
}
// set_text stores `text` in the system clipboard.
pub fn (mut cb Clipboard) set_text(text string) bool {
if cb.window == C.Window(C.None) {
return false
@ -265,8 +268,8 @@ fn (mut cb Clipboard) get_text() string {
return cb.text
}
// this function is crucial to handling all the different data types
// if we ever support other mimetypes they should be handled here
// transmit_selection is crucial to handling all the different data types.
// If we ever support other mimetypes they should be handled here.
fn (mut cb Clipboard) transmit_selection(xse &C.XSelectionEvent) bool {
if xse.target == cb.get_atom(.targets) {
targets := cb.get_supported_targets()
@ -301,8 +304,9 @@ fn (mut cb Clipboard) start_listener() {
}
}
C.SelectionClear {
if unsafe { event.xselectionclear.window == cb.window } && unsafe { event.xselectionclear.selection ==
cb.selection }
if unsafe { event.xselectionclear.window == cb.window } && unsafe {
event.xselectionclear.selection == cb.selection
}
{
cb.mutex.m_lock()
cb.is_owner = false
@ -334,8 +338,9 @@ fn (mut cb Clipboard) start_listener() {
}
}
C.SelectionNotify {
if unsafe { event.xselection.selection == cb.selection &&
event.xselection.property != C.Atom(C.None) }
if unsafe {
event.xselection.selection == cb.selection && event.xselection.property != C.Atom(C.None)
}
{
if unsafe { event.xselection.target == cb.get_atom(.targets) && !sent_request } {
sent_request = true
@ -349,10 +354,14 @@ fn (mut cb Clipboard) start_listener() {
sent_request = false
to_be_requested = C.Atom(0)
cb.mutex.m_lock()
prop := unsafe { read_property(event.xselection.display, event.xselection.requestor,
event.xselection.property) }
unsafe { C.XDeleteProperty(event.xselection.display, event.xselection.requestor,
event.xselection.property) }
prop := unsafe {
read_property(event.xselection.display, event.xselection.requestor,
event.xselection.property)
}
unsafe {
C.XDeleteProperty(event.xselection.display, event.xselection.requestor,
event.xselection.property)
}
if cb.is_supported_target(prop.actual_type) {
cb.got_text = true
unsafe {
@ -369,8 +378,10 @@ fn (mut cb Clipboard) start_listener() {
}
}
// Helpers
// Initialize all the atoms we need
/*
* Helpers
*/
// intern_atoms initializes all the atoms we need.
fn (mut cb Clipboard) intern_atoms() {
cb.atoms << C.Atom(4) // XA_ATOM
cb.atoms << C.Atom(31) // XA_STRING
@ -404,7 +415,7 @@ fn read_property(d &C.Display, w C.Window, p C.Atom) Property {
return Property{actual_type, actual_format, nitems, ret}
}
// Finds the best target given a local copy of a property.
// pick_target finds the best target given a local copy of a property.
fn (cb &Clipboard) pick_target(prop Property) C.Atom {
// The list of targets is a list of atoms, so it should have type XA_ATOM
// but it may have the type TARGETS instead.
@ -485,7 +496,8 @@ fn new_display() &C.Display {
return C.XOpenDisplay(C.NULL)
}
// create a new PRIMARY clipboard (only supported on Linux)
// new_primary returns a new X11 `PRIMARY` type `Clipboard` instance allocated on the heap.
// Please note: new_primary only works on X11 based systems.
pub fn new_primary() &Clipboard {
return new_x11_clipboard(.primary)
}